Home / 3,947,167.68-5,447,223.48-2,418,979.68

Finding the Fourth Proportional to 3,947,167.68, 5,447,223.48 and 2,418,979.68

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Solution

The fourth proportional to 3,947,167.68, 5,447,223.48 and 2,418,979.68 is: 3,338,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,167.68 : 5,447,223.48 = 2,418,979.68 : x
  2. Step 2: Convert to fraction form
    3,947,167.68/5,447,223.48 = 2,418,979.68/x
  3. Step 3: Cross multiply
    3,947,167.68x = 5,447,223.48 × 2,418,979.68
  4. Step 4: Simplify right side
    3,947,167.68x = 13,176,722,910,538.89
  5. Step 5: Solve for x
    x = 13,176,722,910,538.89/3,947,167.68
  6. Step 6: Final answer
    x = 3,338,272.90

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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.