Home / 2,198,174.57-3,034,961.30-1,372,505.30

Finding the Fourth Proportional to 2,198,174.57, 3,034,961.30 and 1,372,505.30

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Solution

The fourth proportional to 2,198,174.57, 3,034,961.30 and 1,372,505.30 is: 1,894,981.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,174.57 : 3,034,961.30 = 1,372,505.30 : x
  2. Step 2: Convert to fraction form
    2,198,174.57/3,034,961.30 = 1,372,505.30/x
  3. Step 3: Cross multiply
    2,198,174.57x = 3,034,961.30 × 1,372,505.30
  4. Step 4: Simplify right side
    2,198,174.57x = 4,165,500,462,682.36
  5. Step 5: Solve for x
    x = 4,165,500,462,682.36/2,198,174.57
  6. Step 6: Final answer
    x = 1,894,981.65

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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.