Finding the Fourth Proportional to 2,863,184.92, 3,951,270.68 and 1,574,057.80
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Solution
The fourth proportional to 2,863,184.92, 3,951,270.68 and 1,574,057.80 is: 2,172,241.27
Step by Step Solution
- Step 1: Write the proportion equation
2,863,184.92 : 3,951,270.68 = 1,574,057.80 : x - Step 2: Convert to fraction form
2,863,184.92/3,951,270.68 = 1,574,057.80/x - Step 3: Cross multiply
2,863,184.92x = 3,951,270.68 × 1,574,057.80 - Step 4: Simplify right side
2,863,184.92x = 6,219,528,433,765.31 - Step 5: Solve for x
x = 6,219,528,433,765.31/2,863,184.92 - Step 6: Final answer
x = 2,172,241.27
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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.