Finding the Fourth Proportional to 3,850,882.92, 5,314,778.01 and 2,218,972.68
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Solution
The fourth proportional to 3,850,882.92, 5,314,778.01 and 2,218,972.68 is: 3,062,504.74
Step by Step Solution
- Step 1: Write the proportion equation
3,850,882.92 : 5,314,778.01 = 2,218,972.68 : x - Step 2: Convert to fraction form
3,850,882.92/5,314,778.01 = 2,218,972.68/x - Step 3: Cross multiply
3,850,882.92x = 5,314,778.01 × 2,218,972.68 - Step 4: Simplify right side
3,850,882.92x = 11,793,347,204,454.77 - Step 5: Solve for x
x = 11,793,347,204,454.77/3,850,882.92 - Step 6: Final answer
x = 3,062,504.74
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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.