Finding the Fourth Proportional to 3,894,136.24, 5,843,295.71 and 1,621,229.53
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Solution
The fourth proportional to 3,894,136.24, 5,843,295.71 and 1,621,229.53 is: 2,432,714.97
Step by Step Solution
- Step 1: Write the proportion equation
3,894,136.24 : 5,843,295.71 = 1,621,229.53 : x - Step 2: Convert to fraction form
3,894,136.24/5,843,295.71 = 1,621,229.53/x - Step 3: Cross multiply
3,894,136.24x = 5,843,295.71 × 1,621,229.53 - Step 4: Simplify right side
3,894,136.24x = 9,473,323,520,251.69 - Step 5: Solve for x
x = 9,473,323,520,251.69/3,894,136.24 - Step 6: Final answer
x = 2,432,714.97
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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.