Finding the Third Proportional to 913,615 and 1,277,251
Calculator
Solution
The third proportional to 913,615 and 1,277,251 is: 1,785,620.99
Step by Step Solution
- Step 1: Write the proportion equation
913,615 : 1,277,251 = 1,277,251 : x - Step 2: Convert to fraction form
913,615/1,277,251 = 1,277,251/x - Step 3: Cross multiply
913,615x = 1,277,251 × 1,277,251 - Step 4: Simplify right side
913,615x = 1,631,370,117,001 - Step 5: Solve for x
x = 1,631,370,117,001/913,615 - Step 6: Final answer
x = 1,785,620.99
Related Problems
Find third proportional to 456,807.50 and 638,625.50
Half scale
Find third proportional to 1,827,230 and 2,554,502
Double scale
Find third proportional to 913,617 and 1,277,254
Similar ratio
Find third proportional to 1,370,422.50 and 1,915,876.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.