Finding the Fourth Proportional to 1,062,994.10, 1,468,332.12 and 787,909.62
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Solution
The fourth proportional to 1,062,994.10, 1,468,332.12 and 787,909.62 is: 1,088,353.17
Step by Step Solution
- Step 1: Write the proportion equation
1,062,994.10 : 1,468,332.12 = 787,909.62 : x - Step 2: Convert to fraction form
1,062,994.10/1,468,332.12 = 787,909.62/x - Step 3: Cross multiply
1,062,994.10x = 1,468,332.12 × 787,909.62 - Step 4: Simplify right side
1,062,994.10x = 1,156,913,002,702.99 - Step 5: Solve for x
x = 1,156,913,002,702.99/1,062,994.10 - Step 6: Final answer
x = 1,088,353.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.