Finding the Fourth Proportional to 5,491,074.97, 8,234,030.77 and 2,030,423.58
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Solution
The fourth proportional to 5,491,074.97, 8,234,030.77 and 2,030,423.58 is: 3,044,680.74
Step by Step Solution
- Step 1: Write the proportion equation
5,491,074.97 : 8,234,030.77 = 2,030,423.58 : x - Step 2: Convert to fraction form
5,491,074.97/8,234,030.77 = 2,030,423.58/x - Step 3: Cross multiply
5,491,074.97x = 8,234,030.77 × 2,030,423.58 - Step 4: Simplify right side
5,491,074.97x = 16,718,570,182,531.28 - Step 5: Solve for x
x = 16,718,570,182,531.28/5,491,074.97 - Step 6: Final answer
x = 3,044,680.74
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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.