Home / 1,339,297.82-1,848,244.56-727,462.55

Finding the Fourth Proportional to 1,339,297.82, 1,848,244.56 and 727,462.55

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Solution

The fourth proportional to 1,339,297.82, 1,848,244.56 and 727,462.55 is: 1,003,905.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,297.82 : 1,848,244.56 = 727,462.55 : x
  2. Step 2: Convert to fraction form
    1,339,297.82/1,848,244.56 = 727,462.55/x
  3. Step 3: Cross multiply
    1,339,297.82x = 1,848,244.56 × 727,462.55
  4. Step 4: Simplify right side
    1,339,297.82x = 1,344,528,691,400.01
  5. Step 5: Solve for x
    x = 1,344,528,691,400.01/1,339,297.82
  6. Step 6: Final answer
    x = 1,003,905.69

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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.