Home / 1,324,619.28-1,987,225.18-483,171.02

Finding the Fourth Proportional to 1,324,619.28, 1,987,225.18 and 483,171.02

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Solution

The fourth proportional to 1,324,619.28, 1,987,225.18 and 483,171.02 is: 724,864.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,619.28 : 1,987,225.18 = 483,171.02 : x
  2. Step 2: Convert to fraction form
    1,324,619.28/1,987,225.18 = 483,171.02/x
  3. Step 3: Cross multiply
    1,324,619.28x = 1,987,225.18 × 483,171.02
  4. Step 4: Simplify right side
    1,324,619.28x = 960,169,617,190.28
  5. Step 5: Solve for x
    x = 960,169,617,190.28/1,324,619.28
  6. Step 6: Final answer
    x = 724,864.59

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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.