Home / 2,447,910-3,378,432.60-1,374,822

Finding the Fourth Proportional to 2,447,910, 3,378,432.60 and 1,374,822

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Solution

The fourth proportional to 2,447,910, 3,378,432.60 and 1,374,822 is: 1,897,432.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447,910 : 3,378,432.60 = 1,374,822 : x
  2. Step 2: Convert to fraction form
    2,447,910/3,378,432.60 = 1,374,822/x
  3. Step 3: Cross multiply
    2,447,910x = 3,378,432.60 × 1,374,822
  4. Step 4: Simplify right side
    2,447,910x = 4,644,743,463,997.20
  5. Step 5: Solve for x
    x = 4,644,743,463,997.20/2,447,910
  6. Step 6: Final answer
    x = 1,897,432.28

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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.