Home / 1,444,118.20-2,170,842.90-1,332,143.80

Finding the Fourth Proportional to 1,444,118.20, 2,170,842.90 and 1,332,143.80

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Solution

The fourth proportional to 1,444,118.20, 2,170,842.90 and 1,332,143.80 is: 2,002,519.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,118.20 : 2,170,842.90 = 1,332,143.80 : x
  2. Step 2: Convert to fraction form
    1,444,118.20/2,170,842.90 = 1,332,143.80/x
  3. Step 3: Cross multiply
    1,444,118.20x = 2,170,842.90 × 1,332,143.80
  4. Step 4: Simplify right side
    1,444,118.20x = 2,891,874,910,009.02
  5. Step 5: Solve for x
    x = 2,891,874,910,009.02/1,444,118.20
  6. Step 6: Final answer
    x = 2,002,519.54

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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.