Home / 3,821,869.31-5,274,325.13-2,190,591.45

Finding the Fourth Proportional to 3,821,869.31, 5,274,325.13 and 2,190,591.45

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Solution

The fourth proportional to 3,821,869.31, 5,274,325.13 and 2,190,591.45 is: 3,023,099.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,869.31 : 5,274,325.13 = 2,190,591.45 : x
  2. Step 2: Convert to fraction form
    3,821,869.31/5,274,325.13 = 2,190,591.45/x
  3. Step 3: Cross multiply
    3,821,869.31x = 5,274,325.13 × 2,190,591.45
  4. Step 4: Simplify right side
    3,821,869.31x = 11,553,891,523,345.18
  5. Step 5: Solve for x
    x = 11,553,891,523,345.18/3,821,869.31
  6. Step 6: Final answer
    x = 3,023,099.59

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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.