Home / 1,354,222.72-2,034,507.26-1,277,618.73

Finding the Fourth Proportional to 1,354,222.72, 2,034,507.26 and 1,277,618.73

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Solution

The fourth proportional to 1,354,222.72, 2,034,507.26 and 1,277,618.73 is: 1,919,421.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,222.72 : 2,034,507.26 = 1,277,618.73 : x
  2. Step 2: Convert to fraction form
    1,354,222.72/2,034,507.26 = 1,277,618.73/x
  3. Step 3: Cross multiply
    1,354,222.72x = 2,034,507.26 × 1,277,618.73
  4. Step 4: Simplify right side
    1,354,222.72x = 2,599,324,581,696.98
  5. Step 5: Solve for x
    x = 2,599,324,581,696.98/1,354,222.72
  6. Step 6: Final answer
    x = 1,919,421.78

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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.