Home / 3,126,960.80-4,691,249.88-1,831,207.52

Finding the Fourth Proportional to 3,126,960.80, 4,691,249.88 and 1,831,207.52

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Solution

The fourth proportional to 3,126,960.80, 4,691,249.88 and 1,831,207.52 is: 2,747,284.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,960.80 : 4,691,249.88 = 1,831,207.52 : x
  2. Step 2: Convert to fraction form
    3,126,960.80/4,691,249.88 = 1,831,207.52/x
  3. Step 3: Cross multiply
    3,126,960.80x = 4,691,249.88 × 1,831,207.52
  4. Step 4: Simplify right side
    3,126,960.80x = 8,590,652,058,455.10
  5. Step 5: Solve for x
    x = 8,590,652,058,455.10/3,126,960.80
  6. Step 6: Final answer
    x = 2,747,284.86

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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.