Home / 3,564,487.20-5,342,794.20-1,968,195.90

Finding the Fourth Proportional to 3,564,487.20, 5,342,794.20 and 1,968,195.90

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Solution

The fourth proportional to 3,564,487.20, 5,342,794.20 and 1,968,195.90 is: 2,950,120.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564,487.20 : 5,342,794.20 = 1,968,195.90 : x
  2. Step 2: Convert to fraction form
    3,564,487.20/5,342,794.20 = 1,968,195.90/x
  3. Step 3: Cross multiply
    3,564,487.20x = 5,342,794.20 × 1,968,195.90
  4. Step 4: Simplify right side
    3,564,487.20x = 10,515,665,638,983.78
  5. Step 5: Solve for x
    x = 10,515,665,638,983.78/3,564,487.20
  6. Step 6: Final answer
    x = 2,950,120.19

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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.