Finding the Fourth Proportional to 1,440,982.92, 2,161,518.12 and 494,340
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Solution
The fourth proportional to 1,440,982.92, 2,161,518.12 and 494,340 is: 741,525.01
Step by Step Solution
- Step 1: Write the proportion equation
1,440,982.92 : 2,161,518.12 = 494,340 : x - Step 2: Convert to fraction form
1,440,982.92/2,161,518.12 = 494,340/x - Step 3: Cross multiply
1,440,982.92x = 2,161,518.12 × 494,340 - Step 4: Simplify right side
1,440,982.92x = 1,068,524,867,440.80 - Step 5: Solve for x
x = 1,068,524,867,440.80/1,440,982.92 - Step 6: Final answer
x = 741,525.01
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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.