Home / 2,257,318.44-3,115,189.26-1,238,759.64

Finding the Fourth Proportional to 2,257,318.44, 3,115,189.26 and 1,238,759.64

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Solution

The fourth proportional to 2,257,318.44, 3,115,189.26 and 1,238,759.64 is: 1,709,537.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,318.44 : 3,115,189.26 = 1,238,759.64 : x
  2. Step 2: Convert to fraction form
    2,257,318.44/3,115,189.26 = 1,238,759.64/x
  3. Step 3: Cross multiply
    2,257,318.44x = 3,115,189.26 × 1,238,759.64
  4. Step 4: Simplify right side
    2,257,318.44x = 3,858,970,726,249.47
  5. Step 5: Solve for x
    x = 3,858,970,726,249.47/2,257,318.44
  6. Step 6: Final answer
    x = 1,709,537.59

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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.