Home / 1,728,167.20-2,592,250.80-1,491,776.80

Finding the Fourth Proportional to 1,728,167.20, 2,592,250.80 and 1,491,776.80

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Solution

The fourth proportional to 1,728,167.20, 2,592,250.80 and 1,491,776.80 is: 2,237,665.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,167.20 : 2,592,250.80 = 1,491,776.80 : x
  2. Step 2: Convert to fraction form
    1,728,167.20/2,592,250.80 = 1,491,776.80/x
  3. Step 3: Cross multiply
    1,728,167.20x = 2,592,250.80 × 1,491,776.80
  4. Step 4: Simplify right side
    1,728,167.20x = 3,867,059,603,221.44
  5. Step 5: Solve for x
    x = 3,867,059,603,221.44/1,728,167.20
  6. Step 6: Final answer
    x = 2,237,665.20

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Similar ratio
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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.