Finding the Fourth Proportional to 1,516,202.11, 2,275,013.37 and 747,280.65
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Solution
The fourth proportional to 1,516,202.11, 2,275,013.37 and 747,280.65 is: 1,121,271.01
Step by Step Solution
- Step 1: Write the proportion equation
1,516,202.11 : 2,275,013.37 = 747,280.65 : x - Step 2: Convert to fraction form
1,516,202.11/2,275,013.37 = 747,280.65/x - Step 3: Cross multiply
1,516,202.11x = 2,275,013.37 × 747,280.65 - Step 4: Simplify right side
1,516,202.11x = 1,700,073,469,892.29 - Step 5: Solve for x
x = 1,700,073,469,892.29/1,516,202.11 - Step 6: Final answer
x = 1,121,271.01
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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.