Home / 1,339,393.41-1,848,397.31-727,581.20

Finding the Fourth Proportional to 1,339,393.41, 1,848,397.31 and 727,581.20

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Solution

The fourth proportional to 1,339,393.41, 1,848,397.31 and 727,581.20 is: 1,004,080.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,393.41 : 1,848,397.31 = 727,581.20 : x
  2. Step 2: Convert to fraction form
    1,339,393.41/1,848,397.31 = 727,581.20/x
  3. Step 3: Cross multiply
    1,339,393.41x = 1,848,397.31 × 727,581.20
  4. Step 4: Simplify right side
    1,339,393.41x = 1,344,859,120,006.68
  5. Step 5: Solve for x
    x = 1,344,859,120,006.68/1,339,393.41
  6. Step 6: Final answer
    x = 1,004,080.74

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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.