Home / 1,436,069.91-2,154,104.87-438,789.27

Finding the Fourth Proportional to 1,436,069.91, 2,154,104.87 and 438,789.27

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Solution

The fourth proportional to 1,436,069.91, 2,154,104.87 and 438,789.27 is: 658,183.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,069.91 : 2,154,104.87 = 438,789.27 : x
  2. Step 2: Convert to fraction form
    1,436,069.91/2,154,104.87 = 438,789.27/x
  3. Step 3: Cross multiply
    1,436,069.91x = 2,154,104.87 × 438,789.27
  4. Step 4: Simplify right side
    1,436,069.91x = 945,198,101,216.80
  5. Step 5: Solve for x
    x = 945,198,101,216.80/1,436,069.91
  6. Step 6: Final answer
    x = 658,183.91

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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.