Finding the Fourth Proportional to 1,451,731.02, 2,177,363.24 and 454,459.02
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Solution
The fourth proportional to 1,451,731.02, 2,177,363.24 and 454,459.02 is: 681,615.50
Step by Step Solution
- Step 1: Write the proportion equation
1,451,731.02 : 2,177,363.24 = 454,459.02 : x - Step 2: Convert to fraction form
1,451,731.02/2,177,363.24 = 454,459.02/x - Step 3: Cross multiply
1,451,731.02x = 2,177,363.24 × 454,459.02 - Step 4: Simplify right side
1,451,731.02x = 989,522,364,234.43 - Step 5: Solve for x
x = 989,522,364,234.43/1,451,731.02 - Step 6: Final answer
x = 681,615.50
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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.