Home / 1,469,751.40-2,204,627.10-628,388.20

Finding the Fourth Proportional to 1,469,751.40, 2,204,627.10 and 628,388.20

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Solution

The fourth proportional to 1,469,751.40, 2,204,627.10 and 628,388.20 is: 942,582.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,751.40 : 2,204,627.10 = 628,388.20 : x
  2. Step 2: Convert to fraction form
    1,469,751.40/2,204,627.10 = 628,388.20/x
  3. Step 3: Cross multiply
    1,469,751.40x = 2,204,627.10 × 628,388.20
  4. Step 4: Simplify right side
    1,469,751.40x = 1,385,361,655,040.22
  5. Step 5: Solve for x
    x = 1,385,361,655,040.22/1,469,751.40
  6. Step 6: Final answer
    x = 942,582.30

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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.