Home / 1,451,040.50-2,002,469.91-806,487.86

Finding the Fourth Proportional to 1,451,040.50, 2,002,469.91 and 806,487.86

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Solution

The fourth proportional to 1,451,040.50, 2,002,469.91 and 806,487.86 is: 1,112,972.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,040.50 : 2,002,469.91 = 806,487.86 : x
  2. Step 2: Convert to fraction form
    1,451,040.50/2,002,469.91 = 806,487.86/x
  3. Step 3: Cross multiply
    1,451,040.50x = 2,002,469.91 × 806,487.86
  4. Step 4: Simplify right side
    1,451,040.50x = 1,614,967,672,430.29
  5. Step 5: Solve for x
    x = 1,614,967,672,430.29/1,451,040.50
  6. Step 6: Final answer
    x = 1,112,972.16

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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.