Home / 1,336,640.90-2,004,961.35-628,052.90

Finding the Fourth Proportional to 1,336,640.90, 2,004,961.35 and 628,052.90

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Solution

The fourth proportional to 1,336,640.90, 2,004,961.35 and 628,052.90 is: 942,079.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,640.90 : 2,004,961.35 = 628,052.90 : x
  2. Step 2: Convert to fraction form
    1,336,640.90/2,004,961.35 = 628,052.90/x
  3. Step 3: Cross multiply
    1,336,640.90x = 2,004,961.35 × 628,052.90
  4. Step 4: Simplify right side
    1,336,640.90x = 1,259,221,790,255.42
  5. Step 5: Solve for x
    x = 1,259,221,790,255.42/1,336,640.90
  6. Step 6: Final answer
    x = 942,079.35

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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.