Home / 5,515,909.38-8,273,864.07-1,729,687.50

Finding the Fourth Proportional to 5,515,909.38, 8,273,864.07 and 1,729,687.50

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Solution

The fourth proportional to 5,515,909.38, 8,273,864.07 and 1,729,687.50 is: 2,594,531.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515,909.38 : 8,273,864.07 = 1,729,687.50 : x
  2. Step 2: Convert to fraction form
    5,515,909.38/8,273,864.07 = 1,729,687.50/x
  3. Step 3: Cross multiply
    5,515,909.38x = 8,273,864.07 × 1,729,687.50
  4. Step 4: Simplify right side
    5,515,909.38x = 14,311,199,258,578.12
  5. Step 5: Solve for x
    x = 14,311,199,258,578.12/5,515,909.38
  6. Step 6: Final answer
    x = 2,594,531.25

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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.