Home / 3,338,209.89-5,007,164.33-1,392,137.10

Finding the Fourth Proportional to 3,338,209.89, 5,007,164.33 and 1,392,137.10

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Solution

The fourth proportional to 3,338,209.89, 5,007,164.33 and 1,392,137.10 is: 2,088,142.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338,209.89 : 5,007,164.33 = 1,392,137.10 : x
  2. Step 2: Convert to fraction form
    3,338,209.89/5,007,164.33 = 1,392,137.10/x
  3. Step 3: Cross multiply
    3,338,209.89x = 5,007,164.33 × 1,392,137.10
  4. Step 4: Simplify right side
    3,338,209.89x = 6,970,659,204,553.82
  5. Step 5: Solve for x
    x = 6,970,659,204,553.82/3,338,209.89
  6. Step 6: Final answer
    x = 2,088,142.88

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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.