Home / 1,302,843.18-1,954,659.85-628,798.85

Finding the Fourth Proportional to 1,302,843.18, 1,954,659.85 and 628,798.85

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Solution

The fourth proportional to 1,302,843.18, 1,954,659.85 and 628,798.85 is: 943,388.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,843.18 : 1,954,659.85 = 628,798.85 : x
  2. Step 2: Convert to fraction form
    1,302,843.18/1,954,659.85 = 628,798.85/x
  3. Step 3: Cross multiply
    1,302,843.18x = 1,954,659.85 × 628,798.85
  4. Step 4: Simplify right side
    1,302,843.18x = 1,229,087,854,475.88
  5. Step 5: Solve for x
    x = 1,229,087,854,475.88/1,302,843.18
  6. Step 6: Final answer
    x = 943,388.95

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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.