Home / 3,906,487.20-5,861,480.40-1,775,474.40

Finding the Fourth Proportional to 3,906,487.20, 5,861,480.40 and 1,775,474.40

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Solution

The fourth proportional to 3,906,487.20, 5,861,480.40 and 1,775,474.40 is: 2,664,006.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906,487.20 : 5,861,480.40 = 1,775,474.40 : x
  2. Step 2: Convert to fraction form
    3,906,487.20/5,861,480.40 = 1,775,474.40/x
  3. Step 3: Cross multiply
    3,906,487.20x = 5,861,480.40 × 1,775,474.40
  4. Step 4: Simplify right side
    3,906,487.20x = 10,406,908,396,301.76
  5. Step 5: Solve for x
    x = 10,406,908,396,301.76/3,906,487.20
  6. Step 6: Final answer
    x = 2,664,006.78

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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.