Home / 3,587,991.28-4,952,627.80-2,138,141.36

Finding the Fourth Proportional to 3,587,991.28, 4,952,627.80 and 2,138,141.36

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Solution

The fourth proportional to 3,587,991.28, 4,952,627.80 and 2,138,141.36 is: 2,951,350.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587,991.28 : 4,952,627.80 = 2,138,141.36 : x
  2. Step 2: Convert to fraction form
    3,587,991.28/4,952,627.80 = 2,138,141.36/x
  3. Step 3: Cross multiply
    3,587,991.28x = 4,952,627.80 × 2,138,141.36
  4. Step 4: Simplify right side
    3,587,991.28x = 10,589,418,339,865.81
  5. Step 5: Solve for x
    x = 10,589,418,339,865.81/3,587,991.28
  6. Step 6: Final answer
    x = 2,951,350.08

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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.