Finding the Fourth Proportional to 4,856,229.20, 7,284,343.80 and 2,336,805.20
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Solution
The fourth proportional to 4,856,229.20, 7,284,343.80 and 2,336,805.20 is: 3,505,207.80
Step by Step Solution
- Step 1: Write the proportion equation
4,856,229.20 : 7,284,343.80 = 2,336,805.20 : x - Step 2: Convert to fraction form
4,856,229.20/7,284,343.80 = 2,336,805.20/x - Step 3: Cross multiply
4,856,229.20x = 7,284,343.80 × 2,336,805.20 - Step 4: Simplify right side
4,856,229.20x = 17,022,092,470,427.76 - Step 5: Solve for x
x = 17,022,092,470,427.76/4,856,229.20 - Step 6: Final answer
x = 3,505,207.80
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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.