Finding the Fourth Proportional to 3,438,350.70, 5,163,034.05 and 2,734,233.90
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Solution
The fourth proportional to 3,438,350.70, 5,163,034.05 and 2,734,233.90 is: 4,105,730.90
Step by Step Solution
- Step 1: Write the proportion equation
3,438,350.70 : 5,163,034.05 = 2,734,233.90 : x - Step 2: Convert to fraction form
3,438,350.70/5,163,034.05 = 2,734,233.90/x - Step 3: Cross multiply
3,438,350.70x = 5,163,034.05 × 2,734,233.90 - Step 4: Simplify right side
3,438,350.70x = 14,116,942,726,364.29 - Step 5: Solve for x
x = 14,116,942,726,364.29/3,438,350.70 - Step 6: Final answer
x = 4,105,730.90
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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.