Home / 3,811,765.38-5,260,220.80-2,180,170.41

Finding the Fourth Proportional to 3,811,765.38, 5,260,220.80 and 2,180,170.41

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Solution

The fourth proportional to 3,811,765.38, 5,260,220.80 and 2,180,170.41 is: 3,008,626.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811,765.38 : 5,260,220.80 = 2,180,170.41 : x
  2. Step 2: Convert to fraction form
    3,811,765.38/5,260,220.80 = 2,180,170.41/x
  3. Step 3: Cross multiply
    3,811,765.38x = 5,260,220.80 × 2,180,170.41
  4. Step 4: Simplify right side
    3,811,765.38x = 11,468,177,738,226.53
  5. Step 5: Solve for x
    x = 11,468,177,738,226.53/3,811,765.38
  6. Step 6: Final answer
    x = 3,008,626.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.