Home / 1,339,375.32-1,848,354.71-727,538.27

Finding the Fourth Proportional to 1,339,375.32, 1,848,354.71 and 727,538.27

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Solution

The fourth proportional to 1,339,375.32, 1,848,354.71 and 727,538.27 is: 1,004,011.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,375.32 : 1,848,354.71 = 727,538.27 : x
  2. Step 2: Convert to fraction form
    1,339,375.32/1,848,354.71 = 727,538.27/x
  3. Step 3: Cross multiply
    1,339,375.32x = 1,848,354.71 × 727,538.27
  4. Step 4: Simplify right side
    1,339,375.32x = 1,344,748,775,180.29
  5. Step 5: Solve for x
    x = 1,344,748,775,180.29/1,339,375.32
  6. Step 6: Final answer
    x = 1,004,011.91

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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.