Home / 3,151,835.56-4,720,962.84-2,135,380.96

Finding the Fourth Proportional to 3,151,835.56, 4,720,962.84 and 2,135,380.96

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Solution

The fourth proportional to 3,151,835.56, 4,720,962.84 and 2,135,380.96 is: 3,198,470.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,835.56 : 4,720,962.84 = 2,135,380.96 : x
  2. Step 2: Convert to fraction form
    3,151,835.56/4,720,962.84 = 2,135,380.96/x
  3. Step 3: Cross multiply
    3,151,835.56x = 4,720,962.84 × 2,135,380.96
  4. Step 4: Simplify right side
    3,151,835.56x = 10,081,054,161,403.53
  5. Step 5: Solve for x
    x = 10,081,054,161,403.53/3,151,835.56
  6. Step 6: Final answer
    x = 3,198,470.85

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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.