Finding the Fourth Proportional to 2,485,714.12, 3,727,965.30 and 688,550.92
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Solution
The fourth proportional to 2,485,714.12, 3,727,965.30 and 688,550.92 is: 1,032,658.55
Step by Step Solution
- Step 1: Write the proportion equation
2,485,714.12 : 3,727,965.30 = 688,550.92 : x - Step 2: Convert to fraction form
2,485,714.12/3,727,965.30 = 688,550.92/x - Step 3: Cross multiply
2,485,714.12x = 3,727,965.30 × 688,550.92 - Step 4: Simplify right side
2,485,714.12x = 2,566,893,937,043.08 - Step 5: Solve for x
x = 2,566,893,937,043.08/2,485,714.12 - Step 6: Final answer
x = 1,032,658.55
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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.