Finding the Fourth Proportional to 3,560,386.50, 5,331,722.34 and 2,490,418.62
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Solution
The fourth proportional to 3,560,386.50, 5,331,722.34 and 2,490,418.62 is: 3,729,432.35
Step by Step Solution
- Step 1: Write the proportion equation
3,560,386.50 : 5,331,722.34 = 2,490,418.62 : x - Step 2: Convert to fraction form
3,560,386.50/5,331,722.34 = 2,490,418.62/x - Step 3: Cross multiply
3,560,386.50x = 5,331,722.34 × 2,490,418.62 - Step 4: Simplify right side
3,560,386.50x = 13,278,220,592,205.97 - Step 5: Solve for x
x = 13,278,220,592,205.97/3,560,386.50 - Step 6: Final answer
x = 3,729,432.35
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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.