Home / 1,443,819.62-2,167,858.31-805,370.73

Finding the Fourth Proportional to 1,443,819.62, 2,167,858.31 and 805,370.73

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Solution

The fourth proportional to 1,443,819.62, 2,167,858.31 and 805,370.73 is: 1,209,243.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,819.62 : 2,167,858.31 = 805,370.73 : x
  2. Step 2: Convert to fraction form
    1,443,819.62/2,167,858.31 = 805,370.73/x
  3. Step 3: Cross multiply
    1,443,819.62x = 2,167,858.31 × 805,370.73
  4. Step 4: Simplify right side
    1,443,819.62x = 1,745,929,629,661.27
  5. Step 5: Solve for x
    x = 1,745,929,629,661.27/1,443,819.62
  6. Step 6: Final answer
    x = 1,209,243.60

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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.