Home / 2,198,175.57-3,034,962.68-1,372,506.30

Finding the Fourth Proportional to 2,198,175.57, 3,034,962.68 and 1,372,506.30

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Solution

The fourth proportional to 2,198,175.57, 3,034,962.68 and 1,372,506.30 is: 1,894,983.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,175.57 : 3,034,962.68 = 1,372,506.30 : x
  2. Step 2: Convert to fraction form
    2,198,175.57/3,034,962.68 = 1,372,506.30/x
  3. Step 3: Cross multiply
    2,198,175.57x = 3,034,962.68 × 1,372,506.30
  4. Step 4: Simplify right side
    2,198,175.57x = 4,165,505,391,702.35
  5. Step 5: Solve for x
    x = 4,165,505,391,702.35/2,198,175.57
  6. Step 6: Final answer
    x = 1,894,983.03

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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.