Home / 3,667,009.28-5,500,541.39-1,391,920.29

Finding the Fourth Proportional to 3,667,009.28, 5,500,541.39 and 1,391,920.29

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Solution

The fourth proportional to 3,667,009.28, 5,500,541.39 and 1,391,920.29 is: 2,087,890.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,667,009.28 : 5,500,541.39 = 1,391,920.29 : x
  2. Step 2: Convert to fraction form
    3,667,009.28/5,500,541.39 = 1,391,920.29/x
  3. Step 3: Cross multiply
    3,667,009.28x = 5,500,541.39 × 1,391,920.29
  4. Step 4: Simplify right side
    3,667,009.28x = 7,656,315,159,766.20
  5. Step 5: Solve for x
    x = 7,656,315,159,766.20/3,667,009.28
  6. Step 6: Final answer
    x = 2,087,890.86

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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.