Home / 4,126,279.80-6,189,419.70-3,905,830.20

Finding the Fourth Proportional to 4,126,279.80, 6,189,419.70 and 3,905,830.20

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Solution

The fourth proportional to 4,126,279.80, 6,189,419.70 and 3,905,830.20 is: 5,858,745.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126,279.80 : 6,189,419.70 = 3,905,830.20 : x
  2. Step 2: Convert to fraction form
    4,126,279.80/6,189,419.70 = 3,905,830.20/x
  3. Step 3: Cross multiply
    4,126,279.80x = 6,189,419.70 × 3,905,830.20
  4. Step 4: Simplify right side
    4,126,279.80x = 24,174,822,384,734.94
  5. Step 5: Solve for x
    x = 24,174,822,384,734.94/4,126,279.80
  6. Step 6: Final answer
    x = 5,858,745.30

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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.