Home / 3,170,994.38-4,756,321.74-1,121,512.94

Finding the Fourth Proportional to 3,170,994.38, 4,756,321.74 and 1,121,512.94

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Solution

The fourth proportional to 3,170,994.38, 4,756,321.74 and 1,121,512.94 is: 1,682,209.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170,994.38 : 4,756,321.74 = 1,121,512.94 : x
  2. Step 2: Convert to fraction form
    3,170,994.38/4,756,321.74 = 1,121,512.94/x
  3. Step 3: Cross multiply
    3,170,994.38x = 4,756,321.74 × 1,121,512.94
  4. Step 4: Simplify right side
    3,170,994.38x = 5,334,276,378,213.32
  5. Step 5: Solve for x
    x = 5,334,276,378,213.32/3,170,994.38
  6. Step 6: Final answer
    x = 1,682,209.34

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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.