Finding the Fourth Proportional to 3,644,096.70, 5,465,584.47 and 1,215,292.62
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Solution
The fourth proportional to 3,644,096.70, 5,465,584.47 and 1,215,292.62 is: 1,822,751.98
Step by Step Solution
- Step 1: Write the proportion equation
3,644,096.70 : 5,465,584.47 = 1,215,292.62 : x - Step 2: Convert to fraction form
3,644,096.70/5,465,584.47 = 1,215,292.62/x - Step 3: Cross multiply
3,644,096.70x = 5,465,584.47 × 1,215,292.62 - Step 4: Simplify right side
3,644,096.70x = 6,642,284,470,377.61 - Step 5: Solve for x
x = 6,642,284,470,377.61/3,644,096.70 - Step 6: Final answer
x = 1,822,751.98
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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.