Finding the Fourth Proportional to 1,489,363.47, 2,234,069.84 and 720,414.27
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Solution
The fourth proportional to 1,489,363.47, 2,234,069.84 and 720,414.27 is: 1,080,633.32
Step by Step Solution
- Step 1: Write the proportion equation
1,489,363.47 : 2,234,069.84 = 720,414.27 : x - Step 2: Convert to fraction form
1,489,363.47/2,234,069.84 = 720,414.27/x - Step 3: Cross multiply
1,489,363.47x = 2,234,069.84 × 720,414.27 - Step 4: Simplify right side
1,489,363.47x = 1,609,455,794,713.65 - Step 5: Solve for x
x = 1,609,455,794,713.65/1,489,363.47 - Step 6: Final answer
x = 1,080,633.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.