Home / 1,339,270.88-1,848,207.42-727,429.58

Finding the Fourth Proportional to 1,339,270.88, 1,848,207.42 and 727,429.58

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Solution

The fourth proportional to 1,339,270.88, 1,848,207.42 and 727,429.58 is: 1,003,860.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,270.88 : 1,848,207.42 = 727,429.58 : x
  2. Step 2: Convert to fraction form
    1,339,270.88/1,848,207.42 = 727,429.58/x
  3. Step 3: Cross multiply
    1,339,270.88x = 1,848,207.42 × 727,429.58
  4. Step 4: Simplify right side
    1,339,270.88x = 1,344,440,747,283.48
  5. Step 5: Solve for x
    x = 1,344,440,747,283.48/1,339,270.88
  6. Step 6: Final answer
    x = 1,003,860.21

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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.