Home / 3,718,353-5,131,327.22-2,108,721

Finding the Fourth Proportional to 3,718,353, 5,131,327.22 and 2,108,721

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Solution

The fourth proportional to 3,718,353, 5,131,327.22 and 2,108,721 is: 2,910,035.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718,353 : 5,131,327.22 = 2,108,721 : x
  2. Step 2: Convert to fraction form
    3,718,353/5,131,327.22 = 2,108,721/x
  3. Step 3: Cross multiply
    3,718,353x = 5,131,327.22 × 2,108,721
  4. Step 4: Simplify right side
    3,718,353x = 10,820,537,466,685.62
  5. Step 5: Solve for x
    x = 10,820,537,466,685.62/3,718,353
  6. Step 6: Final answer
    x = 2,910,035.03

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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.