Home / 1,324,588.67-1,987,179.30-483,140.42

Finding the Fourth Proportional to 1,324,588.67, 1,987,179.30 and 483,140.42

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Solution

The fourth proportional to 1,324,588.67, 1,987,179.30 and 483,140.42 is: 724,818.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,588.67 : 1,987,179.30 = 483,140.42 : x
  2. Step 2: Convert to fraction form
    1,324,588.67/1,987,179.30 = 483,140.42/x
  3. Step 3: Cross multiply
    1,324,588.67x = 1,987,179.30 × 483,140.42
  4. Step 4: Simplify right side
    1,324,588.67x = 960,086,639,201.60
  5. Step 5: Solve for x
    x = 960,086,639,201.60/1,324,588.67
  6. Step 6: Final answer
    x = 724,818.70

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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.