Home / 2,198,176.57-3,034,964.06-1,372,507.30

Finding the Fourth Proportional to 2,198,176.57, 3,034,964.06 and 1,372,507.30

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Solution

The fourth proportional to 2,198,176.57, 3,034,964.06 and 1,372,507.30 is: 1,894,984.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,176.57 : 3,034,964.06 = 1,372,507.30 : x
  2. Step 2: Convert to fraction form
    2,198,176.57/3,034,964.06 = 1,372,507.30/x
  3. Step 3: Cross multiply
    2,198,176.57x = 3,034,964.06 × 1,372,507.30
  4. Step 4: Simplify right side
    2,198,176.57x = 4,165,510,327,587.64
  5. Step 5: Solve for x
    x = 4,165,510,327,587.64/2,198,176.57
  6. Step 6: Final answer
    x = 1,894,984.41

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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.