Finding the Fourth Proportional to 4,822,915.75, 7,232,849.97 and 1,583,919.70
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Solution
The fourth proportional to 4,822,915.75, 7,232,849.97 and 1,583,919.70 is: 2,375,379.16
Step by Step Solution
- Step 1: Write the proportion equation
4,822,915.75 : 7,232,849.97 = 1,583,919.70 : x - Step 2: Convert to fraction form
4,822,915.75/7,232,849.97 = 1,583,919.70/x - Step 3: Cross multiply
4,822,915.75x = 7,232,849.97 × 1,583,919.70 - Step 4: Simplify right side
4,822,915.75x = 11,456,253,557,728.77 - Step 5: Solve for x
x = 11,456,253,557,728.77/4,822,915.75 - Step 6: Final answer
x = 2,375,379.16
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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.