Home / 2,231,391.56-3,079,385.30-1,264,489.70

Finding the Fourth Proportional to 2,231,391.56, 3,079,385.30 and 1,264,489.70

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Solution

The fourth proportional to 2,231,391.56, 3,079,385.30 and 1,264,489.70 is: 1,745,032.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231,391.56 : 3,079,385.30 = 1,264,489.70 : x
  2. Step 2: Convert to fraction form
    2,231,391.56/3,079,385.30 = 1,264,489.70/x
  3. Step 3: Cross multiply
    2,231,391.56x = 3,079,385.30 × 1,264,489.70
  4. Step 4: Simplify right side
    2,231,391.56x = 3,893,850,994,181.41
  5. Step 5: Solve for x
    x = 3,893,850,994,181.41/2,231,391.56
  6. Step 6: Final answer
    x = 1,745,032.59

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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.