Finding the Fourth Proportional to 2,893,578.68, 4,339,481.46 and 2,000,757.80
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Solution
The fourth proportional to 2,893,578.68, 4,339,481.46 and 2,000,757.80 is: 3,000,523.69
Step by Step Solution
- Step 1: Write the proportion equation
2,893,578.68 : 4,339,481.46 = 2,000,757.80 : x - Step 2: Convert to fraction form
2,893,578.68/4,339,481.46 = 2,000,757.80/x - Step 3: Cross multiply
2,893,578.68x = 4,339,481.46 × 2,000,757.80 - Step 4: Simplify right side
2,893,578.68x = 8,682,251,357,352.98 - Step 5: Solve for x
x = 8,682,251,357,352.98/2,893,578.68 - Step 6: Final answer
x = 3,000,523.69
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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.