Home / 1,002,580.41-1,383,571.62-543,695.88

Finding the Fourth Proportional to 1,002,580.41, 1,383,571.62 and 543,695.88

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Solution

The fourth proportional to 1,002,580.41, 1,383,571.62 and 543,695.88 is: 750,306.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,580.41 : 1,383,571.62 = 543,695.88 : x
  2. Step 2: Convert to fraction form
    1,002,580.41/1,383,571.62 = 543,695.88/x
  3. Step 3: Cross multiply
    1,002,580.41x = 1,383,571.62 × 543,695.88
  4. Step 4: Simplify right side
    1,002,580.41x = 752,242,189,478.93
  5. Step 5: Solve for x
    x = 752,242,189,478.93/1,002,580.41
  6. Step 6: Final answer
    x = 750,306.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.