Home / 2,231,811.13-3,074,432.74-1,618,160.80

Finding the Fourth Proportional to 2,231,811.13, 3,074,432.74 and 1,618,160.80

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Solution

The fourth proportional to 2,231,811.13, 3,074,432.74 and 1,618,160.80 is: 2,229,098.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231,811.13 : 3,074,432.74 = 1,618,160.80 : x
  2. Step 2: Convert to fraction form
    2,231,811.13/3,074,432.74 = 1,618,160.80/x
  3. Step 3: Cross multiply
    2,231,811.13x = 3,074,432.74 × 1,618,160.80
  4. Step 4: Simplify right side
    2,231,811.13x = 4,974,926,542,104.59
  5. Step 5: Solve for x
    x = 4,974,926,542,104.59/2,231,811.13
  6. Step 6: Final answer
    x = 2,229,098.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.