Home / 3,695,191.20-5,538,639.60-1,564,912.80

Finding the Fourth Proportional to 3,695,191.20, 5,538,639.60 and 1,564,912.80

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Solution

The fourth proportional to 3,695,191.20, 5,538,639.60 and 1,564,912.80 is: 2,345,612.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695,191.20 : 5,538,639.60 = 1,564,912.80 : x
  2. Step 2: Convert to fraction form
    3,695,191.20/5,538,639.60 = 1,564,912.80/x
  3. Step 3: Cross multiply
    3,695,191.20x = 5,538,639.60 × 1,564,912.80
  4. Step 4: Simplify right side
    3,695,191.20x = 8,667,488,004,626.88
  5. Step 5: Solve for x
    x = 8,667,488,004,626.88/3,695,191.20
  6. Step 6: Final answer
    x = 2,345,612.86

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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.