Home / 2,667,589.20-4,001,511.24-870,469.20

Finding the Fourth Proportional to 2,667,589.20, 4,001,511.24 and 870,469.20

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Solution

The fourth proportional to 2,667,589.20, 4,001,511.24 and 870,469.20 is: 1,305,745.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,589.20 : 4,001,511.24 = 870,469.20 : x
  2. Step 2: Convert to fraction form
    2,667,589.20/4,001,511.24 = 870,469.20/x
  3. Step 3: Cross multiply
    2,667,589.20x = 4,001,511.24 × 870,469.20
  4. Step 4: Simplify right side
    2,667,589.20x = 3,483,192,287,873.81
  5. Step 5: Solve for x
    x = 3,483,192,287,873.81/2,667,589.20
  6. Step 6: Final answer
    x = 1,305,745.39

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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.