Home / 1,605,753.12-2,408,633.87-541,542.72

Finding the Fourth Proportional to 1,605,753.12, 2,408,633.87 and 541,542.72

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Solution

The fourth proportional to 1,605,753.12, 2,408,633.87 and 541,542.72 is: 812,315.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,753.12 : 2,408,633.87 = 541,542.72 : x
  2. Step 2: Convert to fraction form
    1,605,753.12/2,408,633.87 = 541,542.72/x
  3. Step 3: Cross multiply
    1,605,753.12x = 2,408,633.87 × 541,542.72
  4. Step 4: Simplify right side
    1,605,753.12x = 1,304,378,134,736.21
  5. Step 5: Solve for x
    x = 1,304,378,134,736.21/1,605,753.12
  6. Step 6: Final answer
    x = 812,315.49

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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.