Finding the Fourth Proportional to 2,614,553.12, 3,921,832.77 and 817,446.02
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Solution
The fourth proportional to 2,614,553.12, 3,921,832.77 and 817,446.02 is: 1,226,169.99
Step by Step Solution
- Step 1: Write the proportion equation
2,614,553.12 : 3,921,832.77 = 817,446.02 : x - Step 2: Convert to fraction form
2,614,553.12/3,921,832.77 = 817,446.02/x - Step 3: Cross multiply
2,614,553.12x = 3,921,832.77 × 817,446.02 - Step 4: Simplify right side
2,614,553.12x = 3,205,886,565,245.68 - Step 5: Solve for x
x = 3,205,886,565,245.68/2,614,553.12 - Step 6: Final answer
x = 1,226,169.99
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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.