Geometric sequence using for loop

#include<stdio.h>
int main()
{
    int i,min,max,sum=0, ratio;

    printf("Enter the minimum value: ");
    scanf("%d", &min);
    printf("Enter the maximum value : " );
    scanf("%d", &max);
    printf("Enter the common ratio :");
    scanf("%d", &ratio);


    for (i=min ; i<=max ; i*=ratio){
        printf("%d\n", i);
        sum=sum+i ;
    }


      printf("the sum of the geometric series is: %d\n", sum);





    return 0;

}