Finding the Third Proportional to 747,811.62 and 1,160,129.46
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Solution
The third proportional to 747,811.62 and 1,160,129.46 is: 1,799,785.31
Step by Step Solution
- Step 1: Write the proportion equation
747,811.62 : 1,160,129.46 = 1,160,129.46 : x - Step 2: Convert to fraction form
747,811.62/1,160,129.46 = 1,160,129.46/x - Step 3: Cross multiply
747,811.62x = 1,160,129.46 × 1,160,129.46 - Step 4: Simplify right side
747,811.62x = 1,345,900,366,135.13 - Step 5: Solve for x
x = 1,345,900,366,135.13/747,811.62 - Step 6: Final answer
x = 1,799,785.31
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.