Home / 3,256,876.10-4,885,314.15-2,123,135.30

Finding the Fourth Proportional to 3,256,876.10, 4,885,314.15 and 2,123,135.30

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Solution

The fourth proportional to 3,256,876.10, 4,885,314.15 and 2,123,135.30 is: 3,184,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256,876.10 : 4,885,314.15 = 2,123,135.30 : x
  2. Step 2: Convert to fraction form
    3,256,876.10/4,885,314.15 = 2,123,135.30/x
  3. Step 3: Cross multiply
    3,256,876.10x = 4,885,314.15 × 2,123,135.30
  4. Step 4: Simplify right side
    3,256,876.10x = 10,372,182,923,454.49
  5. Step 5: Solve for x
    x = 10,372,182,923,454.49/3,256,876.10
  6. Step 6: Final answer
    x = 3,184,702.95

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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.