Home / 1,324,614-1,987,217.16-483,165.72

Finding the Fourth Proportional to 1,324,614, 1,987,217.16 and 483,165.72

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Solution

The fourth proportional to 1,324,614, 1,987,217.16 and 483,165.72 is: 724,856.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,614 : 1,987,217.16 = 483,165.72 : x
  2. Step 2: Convert to fraction form
    1,324,614/1,987,217.16 = 483,165.72/x
  3. Step 3: Cross multiply
    1,324,614x = 1,987,217.16 × 483,165.72
  4. Step 4: Simplify right side
    1,324,614x = 960,155,209,907.76
  5. Step 5: Solve for x
    x = 960,155,209,907.76/1,324,614
  6. Step 6: Final answer
    x = 724,856.61

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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.