Finding the Fourth Proportional to 4,243,744.62, 6,366,072.48 and 1,815,150.12
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Solution
The fourth proportional to 4,243,744.62, 6,366,072.48 and 1,815,150.12 is: 2,722,920.03
Step by Step Solution
- Step 1: Write the proportion equation
4,243,744.62 : 6,366,072.48 = 1,815,150.12 : x - Step 2: Convert to fraction form
4,243,744.62/6,366,072.48 = 1,815,150.12/x - Step 3: Cross multiply
4,243,744.62x = 6,366,072.48 × 1,815,150.12 - Step 4: Simplify right side
4,243,744.62x = 11,555,377,226,000.70 - Step 5: Solve for x
x = 11,555,377,226,000.70/4,243,744.62 - Step 6: Final answer
x = 2,722,920.03
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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.