Home / 2,159,372.75-3,239,049.96-879,694.83

Finding the Fourth Proportional to 2,159,372.75, 3,239,049.96 and 879,694.83

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Solution

The fourth proportional to 2,159,372.75, 3,239,049.96 and 879,694.83 is: 1,319,538.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,372.75 : 3,239,049.96 = 879,694.83 : x
  2. Step 2: Convert to fraction form
    2,159,372.75/3,239,049.96 = 879,694.83/x
  3. Step 3: Cross multiply
    2,159,372.75x = 3,239,049.96 × 879,694.83
  4. Step 4: Simplify right side
    2,159,372.75x = 2,849,375,503,923.71
  5. Step 5: Solve for x
    x = 2,849,375,503,923.71/2,159,372.75
  6. Step 6: Final answer
    x = 1,319,538.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.