Finding the Fourth Proportional to 3,183,472.70, 4,764,711.45 and 2,238,688.70
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Solution
The fourth proportional to 3,183,472.70, 4,764,711.45 and 2,238,688.70 is: 3,350,650.90
Step by Step Solution
- Step 1: Write the proportion equation
3,183,472.70 : 4,764,711.45 = 2,238,688.70 : x - Step 2: Convert to fraction form
3,183,472.70/4,764,711.45 = 2,238,688.70/x - Step 3: Cross multiply
3,183,472.70x = 4,764,711.45 × 2,238,688.70 - Step 4: Simplify right side
3,183,472.70x = 10,666,705,681,875.62 - Step 5: Solve for x
x = 10,666,705,681,875.62/3,183,472.70 - Step 6: Final answer
x = 3,350,650.90
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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.