Finding the Fourth Proportional to 1,324,229.11, 1,986,361.98 and 377,599.71
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Solution
The fourth proportional to 1,324,229.11, 1,986,361.98 and 377,599.71 is: 566,404.78
Step by Step Solution
- Step 1: Write the proportion equation
1,324,229.11 : 1,986,361.98 = 377,599.71 : x - Step 2: Convert to fraction form
1,324,229.11/1,986,361.98 = 377,599.71/x - Step 3: Cross multiply
1,324,229.11x = 1,986,361.98 × 377,599.71 - Step 4: Simplify right side
1,324,229.11x = 750,049,697,671.22 - Step 5: Solve for x
x = 750,049,697,671.22/1,324,229.11 - Step 6: Final answer
x = 566,404.78
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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.