Finding the Fourth Proportional to 4,288,757.20, 6,417,056.46 and 2,553,279.16
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Solution
The fourth proportional to 4,288,757.20, 6,417,056.46 and 2,553,279.16 is: 3,820,346.03
Step by Step Solution
- Step 1: Write the proportion equation
4,288,757.20 : 6,417,056.46 = 2,553,279.16 : x - Step 2: Convert to fraction form
4,288,757.20/6,417,056.46 = 2,553,279.16/x - Step 3: Cross multiply
4,288,757.20x = 6,417,056.46 × 2,553,279.16 - Step 4: Simplify right side
4,288,757.20x = 16,384,536,527,861.38 - Step 5: Solve for x
x = 16,384,536,527,861.38/4,288,757.20 - Step 6: Final answer
x = 3,820,346.03
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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.