Home / 3,851,198.98-5,314,820.52-2,132,319.40

Finding the Fourth Proportional to 3,851,198.98, 5,314,820.52 and 2,132,319.40

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Solution

The fourth proportional to 3,851,198.98, 5,314,820.52 and 2,132,319.40 is: 2,942,692.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,198.98 : 5,314,820.52 = 2,132,319.40 : x
  2. Step 2: Convert to fraction form
    3,851,198.98/5,314,820.52 = 2,132,319.40/x
  3. Step 3: Cross multiply
    3,851,198.98x = 5,314,820.52 × 2,132,319.40
  4. Step 4: Simplify right side
    3,851,198.98x = 11,332,894,902,314.09
  5. Step 5: Solve for x
    x = 11,332,894,902,314.09/3,851,198.98
  6. Step 6: Final answer
    x = 2,942,692.64

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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.