Home / 3,247,079.78-4,869,832.35-1,352,787.86

Finding the Fourth Proportional to 3,247,079.78, 4,869,832.35 and 1,352,787.86

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Solution

The fourth proportional to 3,247,079.78, 4,869,832.35 and 1,352,787.86 is: 2,028,853.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247,079.78 : 4,869,832.35 = 1,352,787.86 : x
  2. Step 2: Convert to fraction form
    3,247,079.78/4,869,832.35 = 1,352,787.86/x
  3. Step 3: Cross multiply
    3,247,079.78x = 4,869,832.35 × 1,352,787.86
  4. Step 4: Simplify right side
    3,247,079.78x = 6,587,850,083,315.27
  5. Step 5: Solve for x
    x = 6,587,850,083,315.27/3,247,079.78
  6. Step 6: Final answer
    x = 2,028,853.78

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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.