Finding the Fourth Proportional to 5,676,540.36, 8,515,934.01 and 2,082,338.70
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Solution
The fourth proportional to 5,676,540.36, 8,515,934.01 and 2,082,338.70 is: 3,123,920.18
Step by Step Solution
- Step 1: Write the proportion equation
5,676,540.36 : 8,515,934.01 = 2,082,338.70 : x - Step 2: Convert to fraction form
5,676,540.36/8,515,934.01 = 2,082,338.70/x - Step 3: Cross multiply
5,676,540.36x = 8,515,934.01 × 2,082,338.70 - Step 4: Simplify right side
5,676,540.36x = 17,733,058,955,669.19 - Step 5: Solve for x
x = 17,733,058,955,669.19/5,676,540.36 - Step 6: Final answer
x = 3,123,920.18
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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.