Home / 2,131,260.60-3,196,890.90-1,334,998.20

Finding the Fourth Proportional to 2,131,260.60, 3,196,890.90 and 1,334,998.20

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Solution

The fourth proportional to 2,131,260.60, 3,196,890.90 and 1,334,998.20 is: 2,002,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,260.60 : 3,196,890.90 = 1,334,998.20 : x
  2. Step 2: Convert to fraction form
    2,131,260.60/3,196,890.90 = 1,334,998.20/x
  3. Step 3: Cross multiply
    2,131,260.60x = 3,196,890.90 × 1,334,998.20
  4. Step 4: Simplify right side
    2,131,260.60x = 4,267,843,597,096.38
  5. Step 5: Solve for x
    x = 4,267,843,597,096.38/2,131,260.60
  6. Step 6: Final answer
    x = 2,002,497.30

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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.