Home / 3,856,858.97-5,323,007.57-2,387,238.90

Finding the Fourth Proportional to 3,856,858.97, 5,323,007.57 and 2,387,238.90

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Solution

The fourth proportional to 3,856,858.97, 5,323,007.57 and 2,387,238.90 is: 3,294,725.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856,858.97 : 5,323,007.57 = 2,387,238.90 : x
  2. Step 2: Convert to fraction form
    3,856,858.97/5,323,007.57 = 2,387,238.90/x
  3. Step 3: Cross multiply
    3,856,858.97x = 5,323,007.57 × 2,387,238.90
  4. Step 4: Simplify right side
    3,856,858.97x = 12,707,290,736,098.47
  5. Step 5: Solve for x
    x = 12,707,290,736,098.47/3,856,858.97
  6. Step 6: Final answer
    x = 3,294,725.28

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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.