Finding the Fourth Proportional to 3,730,340.64, 5,148,059.04 and 2,202,414.96
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Solution
The fourth proportional to 3,730,340.64, 5,148,059.04 and 2,202,414.96 is: 3,039,444.21
Step by Step Solution
- Step 1: Write the proportion equation
3,730,340.64 : 5,148,059.04 = 2,202,414.96 : x - Step 2: Convert to fraction form
3,730,340.64/5,148,059.04 = 2,202,414.96/x - Step 3: Cross multiply
3,730,340.64x = 5,148,059.04 × 2,202,414.96 - Step 4: Simplify right side
3,730,340.64x = 11,338,162,244,659.24 - Step 5: Solve for x
x = 11,338,162,244,659.24/3,730,340.64 - Step 6: Final answer
x = 3,039,444.21
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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.