Finding the Fourth Proportional to 3,750,691.92, 5,625,960.12 and 910,818.96
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Solution
The fourth proportional to 3,750,691.92, 5,625,960.12 and 910,818.96 is: 1,366,209.56
Step by Step Solution
- Step 1: Write the proportion equation
3,750,691.92 : 5,625,960.12 = 910,818.96 : x - Step 2: Convert to fraction form
3,750,691.92/5,625,960.12 = 910,818.96/x - Step 3: Cross multiply
3,750,691.92x = 5,625,960.12 × 910,818.96 - Step 4: Simplify right side
3,750,691.92x = 5,124,231,145,499.88 - Step 5: Solve for x
x = 5,124,231,145,499.88/3,750,691.92 - Step 6: Final answer
x = 1,366,209.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.