Home / 1,247,845-1,722,027.06-674,884.44

Finding the Fourth Proportional to 1,247,845, 1,722,027.06 and 674,884.44

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Solution

The fourth proportional to 1,247,845, 1,722,027.06 and 674,884.44 is: 931,341.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,845 : 1,722,027.06 = 674,884.44 : x
  2. Step 2: Convert to fraction form
    1,247,845/1,722,027.06 = 674,884.44/x
  3. Step 3: Cross multiply
    1,247,845x = 1,722,027.06 × 674,884.44
  4. Step 4: Simplify right side
    1,247,845x = 1,162,169,268,052.95
  5. Step 5: Solve for x
    x = 1,162,169,268,052.95/1,247,845
  6. Step 6: Final answer
    x = 931,341.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.