Finding the Fourth Proportional to 5,676,542.36, 8,515,937.01 and 2,082,340.70
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Solution
The fourth proportional to 5,676,542.36, 8,515,937.01 and 2,082,340.70 is: 3,123,923.18
Step by Step Solution
- Step 1: Write the proportion equation
5,676,542.36 : 8,515,937.01 = 2,082,340.70 : x - Step 2: Convert to fraction form
5,676,542.36/8,515,937.01 = 2,082,340.70/x - Step 3: Cross multiply
5,676,542.36x = 8,515,937.01 × 2,082,340.70 - Step 4: Simplify right side
5,676,542.36x = 17,733,082,234,559.30 - Step 5: Solve for x
x = 17,733,082,234,559.30/5,676,542.36 - Step 6: Final answer
x = 3,123,923.18
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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.