Finding the Fourth Proportional to 4,615,821.11, 6,917,542.64 and 3,592,387.12
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Solution
The fourth proportional to 4,615,821.11, 6,917,542.64 and 3,592,387.12 is: 5,383,763.90
Step by Step Solution
- Step 1: Write the proportion equation
4,615,821.11 : 6,917,542.64 = 3,592,387.12 : x - Step 2: Convert to fraction form
4,615,821.11/6,917,542.64 = 3,592,387.12/x - Step 3: Cross multiply
4,615,821.11x = 6,917,542.64 × 3,592,387.12 - Step 4: Simplify right side
4,615,821.11x = 24,850,491,081,986.80 - Step 5: Solve for x
x = 24,850,491,081,986.80/4,615,821.11 - Step 6: Final answer
x = 5,383,763.90
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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.