Finding the Fourth Proportional to 2,511,519.75, 3,767,279.83 and 738,591.75
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Solution
The fourth proportional to 2,511,519.75, 3,767,279.83 and 738,591.75 is: 1,107,887.68
Step by Step Solution
- Step 1: Write the proportion equation
2,511,519.75 : 3,767,279.83 = 738,591.75 : x - Step 2: Convert to fraction form
2,511,519.75/3,767,279.83 = 738,591.75/x - Step 3: Cross multiply
2,511,519.75x = 3,767,279.83 × 738,591.75 - Step 4: Simplify right side
2,511,519.75x = 2,782,481,800,532.92 - Step 5: Solve for x
x = 2,782,481,800,532.92/2,511,519.75 - Step 6: Final answer
x = 1,107,887.68
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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.