Home / 3,242,311.70-4,859,261.22-1,320,988.46

Finding the Fourth Proportional to 3,242,311.70, 4,859,261.22 and 1,320,988.46

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Solution

The fourth proportional to 3,242,311.70, 4,859,261.22 and 1,320,988.46 is: 1,979,768.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242,311.70 : 4,859,261.22 = 1,320,988.46 : x
  2. Step 2: Convert to fraction form
    3,242,311.70/4,859,261.22 = 1,320,988.46/x
  3. Step 3: Cross multiply
    3,242,311.70x = 4,859,261.22 × 1,320,988.46
  4. Step 4: Simplify right side
    3,242,311.70x = 6,419,027,995,745.52
  5. Step 5: Solve for x
    x = 6,419,027,995,745.52/3,242,311.70
  6. Step 6: Final answer
    x = 1,979,768.94

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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.