Home / 2,105,886.68-3,159,179.33-739,306.11

Finding the Fourth Proportional to 2,105,886.68, 3,159,179.33 and 739,306.11

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Solution

The fourth proportional to 2,105,886.68, 3,159,179.33 and 739,306.11 is: 1,109,081.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,886.68 : 3,159,179.33 = 739,306.11 : x
  2. Step 2: Convert to fraction form
    2,105,886.68/3,159,179.33 = 739,306.11/x
  3. Step 3: Cross multiply
    2,105,886.68x = 3,159,179.33 × 739,306.11
  4. Step 4: Simplify right side
    2,105,886.68x = 2,335,600,577,558.18
  5. Step 5: Solve for x
    x = 2,335,600,577,558.18/2,105,886.68
  6. Step 6: Final answer
    x = 1,109,081.80

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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.