Home / 1,339,244.88-1,848,171.48-727,403.52

Finding the Fourth Proportional to 1,339,244.88, 1,848,171.48 and 727,403.52

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Solution

The fourth proportional to 1,339,244.88, 1,848,171.48 and 727,403.52 is: 1,003,824.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,244.88 : 1,848,171.48 = 727,403.52 : x
  2. Step 2: Convert to fraction form
    1,339,244.88/1,848,171.48 = 727,403.52/x
  3. Step 3: Cross multiply
    1,339,244.88x = 1,848,171.48 × 727,403.52
  4. Step 4: Simplify right side
    1,339,244.88x = 1,344,366,440,115.61
  5. Step 5: Solve for x
    x = 1,344,366,440,115.61/1,339,244.88
  6. Step 6: Final answer
    x = 1,003,824.21

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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.