Home / 3,822,196.68-5,274,858.49-2,190,709.46

Finding the Fourth Proportional to 3,822,196.68, 5,274,858.49 and 2,190,709.46

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Solution

The fourth proportional to 3,822,196.68, 5,274,858.49 and 2,190,709.46 is: 3,023,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822,196.68 : 5,274,858.49 = 2,190,709.46 : x
  2. Step 2: Convert to fraction form
    3,822,196.68/5,274,858.49 = 2,190,709.46/x
  3. Step 3: Cross multiply
    3,822,196.68x = 5,274,858.49 × 2,190,709.46
  4. Step 4: Simplify right side
    3,822,196.68x = 11,555,682,401,914.69
  5. Step 5: Solve for x
    x = 11,555,682,401,914.69/3,822,196.68
  6. Step 6: Final answer
    x = 3,023,309.20

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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.