Geometric progression is calculated from the first term and common ratio, the sum of the progression of the specified range is displayed.

Enter the first term, the common ratio, and the range of the progression you want to calculate and click the button "Calculate sum of geometric progression". The sum of the geometric progression in the specified range is calculated.

### The sum of 1th to 10th number in geometric progression whose the first term is 1 and the common ratio is 2

1th number: 1

10th number: 512

The sum of 1th to 10th: 1023