Home / 2,667,882.90-4,002,407.55-870,849.30

Finding the Fourth Proportional to 2,667,882.90, 4,002,407.55 and 870,849.30

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Solution

The fourth proportional to 2,667,882.90, 4,002,407.55 and 870,849.30 is: 1,306,464.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,882.90 : 4,002,407.55 = 870,849.30 : x
  2. Step 2: Convert to fraction form
    2,667,882.90/4,002,407.55 = 870,849.30/x
  3. Step 3: Cross multiply
    2,667,882.90x = 4,002,407.55 × 870,849.30
  4. Step 4: Simplify right side
    2,667,882.90x = 3,485,493,813,232.22
  5. Step 5: Solve for x
    x = 3,485,493,813,232.22/2,667,882.90
  6. Step 6: Final answer
    x = 1,306,464.32

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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.