Finding the Fourth Proportional to 5,421,491.62, 8,132,224.47 and 2,992,528.42
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Solution
The fourth proportional to 5,421,491.62, 8,132,224.47 and 2,992,528.42 is: 4,488,785.48
Step by Step Solution
- Step 1: Write the proportion equation
5,421,491.62 : 8,132,224.47 = 2,992,528.42 : x - Step 2: Convert to fraction form
5,421,491.62/8,132,224.47 = 2,992,528.42/x - Step 3: Cross multiply
5,421,491.62x = 8,132,224.47 × 2,992,528.42 - Step 4: Simplify right side
5,421,491.62x = 24,335,912,844,294.44 - Step 5: Solve for x
x = 24,335,912,844,294.44/5,421,491.62 - Step 6: Final answer
x = 4,488,785.48
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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.