$1,000 Invested at 9% for 1 Years
$1,093.81
Future Value (compounded monthly)
$1,000 invested at 9% annual compound interest (compounded monthly) for 1 years will grow to $1,093.81. You earn $93.81 in interest. At 9%, your money doubles in approximately 8 years (Rule of 72).
Year-by-Year Growth
| Year | Balance | Interest |
|---|---|---|
| 1 | $1,093.81 | $93.81 |
Quick Reference Table
| Principal | Rate | Years | Future Value |
|---|---|---|---|
| $1,000 | 7% | 1 yrs | $1,072.29 |
| $1,000 | 8% | 1 yrs | $1,083.00 |
| $1,000 | 10% | 1 yrs | $1,104.71 |
| $1,000 | 11% | 1 yrs | $1,115.72 |
| $1,000 | 9% | 2 yrs | $1,196.41 |
| $1,000 | 9% | 3 yrs | $1,308.65 |
| $1,000 | 9% | 5 yrs | $1,565.68 |
| $1,000 | 9% | 7 yrs | $1,873.20 |
| $1,000 | 9% | 10 yrs | $2,451.36 |
| $1,000 | 9% | 15 yrs | $3,838.04 |
Formula Used
A = P(1 + r/n)nt
- P = $1,000
- r = 9% = 0.09
- n = 12 (monthly)
- t = 1 years
- A = $1,093.81
Frequently Asked Questions
How much will $1,000 grow at 9% compound interest in 1 years?
$1,000 grows to $1,093.81. Interest earned: $93.81.
How long to double $1,000 at 9%?
Using the Rule of 72: 72 ÷ 9 ≈ 8 years.
What is the compound interest formula?
A = P(1 + r/n)^(nt). P=$1,000, r=9%=0.09, n=12, t=1.