Home / 3,818,397.44-5,269,408.08-2,099,628.80

Finding the Fourth Proportional to 3,818,397.44, 5,269,408.08 and 2,099,628.80

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Solution

The fourth proportional to 3,818,397.44, 5,269,408.08 and 2,099,628.80 is: 2,897,498.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,397.44 : 5,269,408.08 = 2,099,628.80 : x
  2. Step 2: Convert to fraction form
    3,818,397.44/5,269,408.08 = 2,099,628.80/x
  3. Step 3: Cross multiply
    3,818,397.44x = 5,269,408.08 × 2,099,628.80
  4. Step 4: Simplify right side
    3,818,397.44x = 11,063,800,963,720.70
  5. Step 5: Solve for x
    x = 11,063,800,963,720.70/3,818,397.44
  6. Step 6: Final answer
    x = 2,897,498.53

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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.