Home / 3,717,149.76-5,129,991.27-2,168,910.23

Finding the Fourth Proportional to 3,717,149.76, 5,129,991.27 and 2,168,910.23

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Solution

The fourth proportional to 3,717,149.76, 5,129,991.27 and 2,168,910.23 is: 2,993,285.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717,149.76 : 5,129,991.27 = 2,168,910.23 : x
  2. Step 2: Convert to fraction form
    3,717,149.76/5,129,991.27 = 2,168,910.23/x
  3. Step 3: Cross multiply
    3,717,149.76x = 5,129,991.27 × 2,168,910.23
  4. Step 4: Simplify right side
    3,717,149.76x = 11,126,490,519,663.73
  5. Step 5: Solve for x
    x = 11,126,490,519,663.73/3,717,149.76
  6. Step 6: Final answer
    x = 2,993,285.51

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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.