Finding the Fourth Proportional to 2,741,508.92, 3,785,278.20 and 2,200,620.08
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Solution
The fourth proportional to 2,741,508.92, 3,785,278.20 and 2,200,620.08 is: 3,038,457.82
Step by Step Solution
- Step 1: Write the proportion equation
2,741,508.92 : 3,785,278.20 = 2,200,620.08 : x - Step 2: Convert to fraction form
2,741,508.92/3,785,278.20 = 2,200,620.08/x - Step 3: Cross multiply
2,741,508.92x = 3,785,278.20 × 2,200,620.08 - Step 4: Simplify right side
2,741,508.92x = 8,329,959,215,306.26 - Step 5: Solve for x
x = 8,329,959,215,306.26/2,741,508.92 - Step 6: Final answer
x = 3,038,457.82
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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.