Home / 2,738,721.21-4,108,455.66-1,140,910.63

Finding the Fourth Proportional to 2,738,721.21, 4,108,455.66 and 1,140,910.63

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Solution

The fourth proportional to 2,738,721.21, 4,108,455.66 and 1,140,910.63 is: 1,711,521.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,721.21 : 4,108,455.66 = 1,140,910.63 : x
  2. Step 2: Convert to fraction form
    2,738,721.21/4,108,455.66 = 1,140,910.63/x
  3. Step 3: Cross multiply
    2,738,721.21x = 4,108,455.66 × 1,140,910.63
  4. Step 4: Simplify right side
    2,738,721.21x = 4,687,380,726,338.11
  5. Step 5: Solve for x
    x = 4,687,380,726,338.11/2,738,721.21
  6. Step 6: Final answer
    x = 1,711,521.68

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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.