Home / 1,647,662.08-2,469,749.28-749,734.36

Finding the Fourth Proportional to 1,647,662.08, 2,469,749.28 and 749,734.36

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Solution

The fourth proportional to 1,647,662.08, 2,469,749.28 and 749,734.36 is: 1,123,808.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,662.08 : 2,469,749.28 = 749,734.36 : x
  2. Step 2: Convert to fraction form
    1,647,662.08/2,469,749.28 = 749,734.36/x
  3. Step 3: Cross multiply
    1,647,662.08x = 2,469,749.28 × 749,734.36
  4. Step 4: Simplify right side
    1,647,662.08x = 1,851,655,895,801.26
  5. Step 5: Solve for x
    x = 1,851,655,895,801.26/1,647,662.08
  6. Step 6: Final answer
    x = 1,123,808.04

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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.