Home / 2,753,172.20-4,129,758.30-2,186,301.80

Finding the Fourth Proportional to 2,753,172.20, 4,129,758.30 and 2,186,301.80

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Solution

The fourth proportional to 2,753,172.20, 4,129,758.30 and 2,186,301.80 is: 3,279,452.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,172.20 : 4,129,758.30 = 2,186,301.80 : x
  2. Step 2: Convert to fraction form
    2,753,172.20/4,129,758.30 = 2,186,301.80/x
  3. Step 3: Cross multiply
    2,753,172.20x = 4,129,758.30 × 2,186,301.80
  4. Step 4: Simplify right side
    2,753,172.20x = 9,028,898,004,854.94
  5. Step 5: Solve for x
    x = 9,028,898,004,854.94/2,753,172.20
  6. Step 6: Final answer
    x = 3,279,452.70

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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.