Finding the Fourth Proportional to 3,912,147.92, 5,867,723.64 and 1,514,352.08
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Solution
The fourth proportional to 3,912,147.92, 5,867,723.64 and 1,514,352.08 is: 2,271,335.26
Step by Step Solution
- Step 1: Write the proportion equation
3,912,147.92 : 5,867,723.64 = 1,514,352.08 : x - Step 2: Convert to fraction form
3,912,147.92/5,867,723.64 = 1,514,352.08/x - Step 3: Cross multiply
3,912,147.92x = 5,867,723.64 × 1,514,352.08 - Step 4: Simplify right side
3,912,147.92x = 8,885,799,499,099.17 - Step 5: Solve for x
x = 8,885,799,499,099.17/3,912,147.92 - Step 6: Final answer
x = 2,271,335.26
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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.