Finding the Fourth Proportional to 3,942,023.20, 5,913,040.26 and 1,102,132.62
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Solution
The fourth proportional to 3,942,023.20, 5,913,040.26 and 1,102,132.62 is: 1,653,200.46
Step by Step Solution
- Step 1: Write the proportion equation
3,942,023.20 : 5,913,040.26 = 1,102,132.62 : x - Step 2: Convert to fraction form
3,942,023.20/5,913,040.26 = 1,102,132.62/x - Step 3: Cross multiply
3,942,023.20x = 5,913,040.26 × 1,102,132.62 - Step 4: Simplify right side
3,942,023.20x = 6,516,954,553,919.28 - Step 5: Solve for x
x = 6,516,954,553,919.28/3,942,023.20 - Step 6: Final answer
x = 1,653,200.46
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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.