Home / 3,126,958.13-4,691,245.85-1,831,204.83

Finding the Fourth Proportional to 3,126,958.13, 4,691,245.85 and 1,831,204.83

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Solution

The fourth proportional to 3,126,958.13, 4,691,245.85 and 1,831,204.83 is: 2,747,280.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,958.13 : 4,691,245.85 = 1,831,204.83 : x
  2. Step 2: Convert to fraction form
    3,126,958.13/4,691,245.85 = 1,831,204.83/x
  3. Step 3: Cross multiply
    3,126,958.13x = 4,691,245.85 × 1,831,204.83
  4. Step 4: Simplify right side
    3,126,958.13x = 8,590,632,050,081.43
  5. Step 5: Solve for x
    x = 8,590,632,050,081.43/3,126,958.13
  6. Step 6: Final answer
    x = 2,747,280.81

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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.