Finding the Fourth Proportional to 4,281,691.13, 5,908,814.82 and 2,347,836.38
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Solution
The fourth proportional to 4,281,691.13, 5,908,814.82 and 2,347,836.38 is: 3,240,058.65
Step by Step Solution
- Step 1: Write the proportion equation
4,281,691.13 : 5,908,814.82 = 2,347,836.38 : x - Step 2: Convert to fraction form
4,281,691.13/5,908,814.82 = 2,347,836.38/x - Step 3: Cross multiply
4,281,691.13x = 5,908,814.82 × 2,347,836.38 - Step 4: Simplify right side
4,281,691.13x = 13,872,930,367,535.08 - Step 5: Solve for x
x = 13,872,930,367,535.08/4,281,691.13 - Step 6: Final answer
x = 3,240,058.65
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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.