Home / 1,202,107.20-1,801,629.90-491,332.20

Finding the Fourth Proportional to 1,202,107.20, 1,801,629.90 and 491,332.20

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Solution

The fourth proportional to 1,202,107.20, 1,801,629.90 and 491,332.20 is: 736,372.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,107.20 : 1,801,629.90 = 491,332.20 : x
  2. Step 2: Convert to fraction form
    1,202,107.20/1,801,629.90 = 491,332.20/x
  3. Step 3: Cross multiply
    1,202,107.20x = 1,801,629.90 × 491,332.20
  4. Step 4: Simplify right side
    1,202,107.20x = 885,198,782,352.78
  5. Step 5: Solve for x
    x = 885,198,782,352.78/1,202,107.20
  6. Step 6: Final answer
    x = 736,372.58

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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.