Home / 1,354,221.72-2,034,505.76-1,277,617.73

Finding the Fourth Proportional to 1,354,221.72, 2,034,505.76 and 1,277,617.73

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Solution

The fourth proportional to 1,354,221.72, 2,034,505.76 and 1,277,617.73 is: 1,919,420.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,221.72 : 2,034,505.76 = 1,277,617.73 : x
  2. Step 2: Convert to fraction form
    1,354,221.72/2,034,505.76 = 1,277,617.73/x
  3. Step 3: Cross multiply
    1,354,221.72x = 2,034,505.76 × 1,277,617.73
  4. Step 4: Simplify right side
    1,354,221.72x = 2,599,320,614,202.51
  5. Step 5: Solve for x
    x = 2,599,320,614,202.51/1,354,221.72
  6. Step 6: Final answer
    x = 1,919,420.27

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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.