Finding the Fourth Proportional to 2,863,500.92, 3,951,530.18 and 1,574,331.44
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Solution
The fourth proportional to 2,863,500.92, 3,951,530.18 and 1,574,331.44 is: 2,172,521.81
Step by Step Solution
- Step 1: Write the proportion equation
2,863,500.92 : 3,951,530.18 = 1,574,331.44 : x - Step 2: Convert to fraction form
2,863,500.92/3,951,530.18 = 1,574,331.44/x - Step 3: Cross multiply
2,863,500.92x = 3,951,530.18 × 1,574,331.44 - Step 4: Simplify right side
2,863,500.92x = 6,221,018,200,490.03 - Step 5: Solve for x
x = 6,221,018,200,490.03/2,863,500.92 - Step 6: Final answer
x = 2,172,521.81
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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.