Home / 1,383,114.57-2,074,671.90-372,238.80

Finding the Fourth Proportional to 1,383,114.57, 2,074,671.90 and 372,238.80

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Solution

The fourth proportional to 1,383,114.57, 2,074,671.90 and 372,238.80 is: 558,358.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,114.57 : 2,074,671.90 = 372,238.80 : x
  2. Step 2: Convert to fraction form
    1,383,114.57/2,074,671.90 = 372,238.80/x
  3. Step 3: Cross multiply
    1,383,114.57x = 2,074,671.90 × 372,238.80
  4. Step 4: Simplify right side
    1,383,114.57x = 772,273,378,449.72
  5. Step 5: Solve for x
    x = 772,273,378,449.72/1,383,114.57
  6. Step 6: Final answer
    x = 558,358.21

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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.