Home / 1,667,379.92-2,301,027.09-1,023,156.14

Finding the Fourth Proportional to 1,667,379.92, 2,301,027.09 and 1,023,156.14

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Solution

The fourth proportional to 1,667,379.92, 2,301,027.09 and 1,023,156.14 is: 1,411,981.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,379.92 : 2,301,027.09 = 1,023,156.14 : x
  2. Step 2: Convert to fraction form
    1,667,379.92/2,301,027.09 = 1,023,156.14/x
  3. Step 3: Cross multiply
    1,667,379.92x = 2,301,027.09 × 1,023,156.14
  4. Step 4: Simplify right side
    1,667,379.92x = 2,354,309,995,439.83
  5. Step 5: Solve for x
    x = 2,354,309,995,439.83/1,667,379.92
  6. Step 6: Final answer
    x = 1,411,981.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.