Home / 2,301,721.88-3,176,565.30-1,269,431.57

Finding the Fourth Proportional to 2,301,721.88, 3,176,565.30 and 1,269,431.57

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Solution

The fourth proportional to 2,301,721.88, 3,176,565.30 and 1,269,431.57 is: 1,751,919.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301,721.88 : 3,176,565.30 = 1,269,431.57 : x
  2. Step 2: Convert to fraction form
    2,301,721.88/3,176,565.30 = 1,269,431.57/x
  3. Step 3: Cross multiply
    2,301,721.88x = 3,176,565.30 × 1,269,431.57
  4. Step 4: Simplify right side
    2,301,721.88x = 4,032,432,260,103.69
  5. Step 5: Solve for x
    x = 4,032,432,260,103.69/2,301,721.88
  6. Step 6: Final answer
    x = 1,751,919.86

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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.