Home / 2,082,910.30-3,124,365.45-663,109.90

Finding the Fourth Proportional to 2,082,910.30, 3,124,365.45 and 663,109.90

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Solution

The fourth proportional to 2,082,910.30, 3,124,365.45 and 663,109.90 is: 994,664.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082,910.30 : 3,124,365.45 = 663,109.90 : x
  2. Step 2: Convert to fraction form
    2,082,910.30/3,124,365.45 = 663,109.90/x
  3. Step 3: Cross multiply
    2,082,910.30x = 3,124,365.45 × 663,109.90
  4. Step 4: Simplify right side
    2,082,910.30x = 2,071,797,661,112.96
  5. Step 5: Solve for x
    x = 2,071,797,661,112.96/2,082,910.30
  6. Step 6: Final answer
    x = 994,664.85

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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.