Finding the Fourth Proportional to 1,471,760.87, 2,207,641.34 and 460,961.92
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Solution
The fourth proportional to 1,471,760.87, 2,207,641.34 and 460,961.92 is: 691,442.88
Step by Step Solution
- Step 1: Write the proportion equation
1,471,760.87 : 2,207,641.34 = 460,961.92 : x - Step 2: Convert to fraction form
1,471,760.87/2,207,641.34 = 460,961.92/x - Step 3: Cross multiply
1,471,760.87x = 2,207,641.34 × 460,961.92 - Step 4: Simplify right side
1,471,760.87x = 1,017,638,577,414.76 - Step 5: Solve for x
x = 1,017,638,577,414.76/1,471,760.87 - Step 6: Final answer
x = 691,442.88
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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.