Home / 2,650,593.60-3,979,000.80-2,631,931.20

Finding the Fourth Proportional to 2,650,593.60, 3,979,000.80 and 2,631,931.20

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Solution

The fourth proportional to 2,650,593.60, 3,979,000.80 and 2,631,931.20 is: 3,950,985.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650,593.60 : 3,979,000.80 = 2,631,931.20 : x
  2. Step 2: Convert to fraction form
    2,650,593.60/3,979,000.80 = 2,631,931.20/x
  3. Step 3: Cross multiply
    2,650,593.60x = 3,979,000.80 × 2,631,931.20
  4. Step 4: Simplify right side
    2,650,593.60x = 10,472,456,350,344.96
  5. Step 5: Solve for x
    x = 10,472,456,350,344.96/2,650,593.60
  6. Step 6: Final answer
    x = 3,950,985.30

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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.