Home / 3,015,226.35-4,161,982.11-1,930,419.69

Finding the Fourth Proportional to 3,015,226.35, 4,161,982.11 and 1,930,419.69

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Solution

The fourth proportional to 3,015,226.35, 4,161,982.11 and 1,930,419.69 is: 2,664,600.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,226.35 : 4,161,982.11 = 1,930,419.69 : x
  2. Step 2: Convert to fraction form
    3,015,226.35/4,161,982.11 = 1,930,419.69/x
  3. Step 3: Cross multiply
    3,015,226.35x = 4,161,982.11 × 1,930,419.69
  4. Step 4: Simplify right side
    3,015,226.35x = 8,034,372,214,571.75
  5. Step 5: Solve for x
    x = 8,034,372,214,571.75/3,015,226.35
  6. Step 6: Final answer
    x = 2,664,600.03

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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.