Home / 2,000,189.28-2,760,261.11-1,082,418.45

Finding the Fourth Proportional to 2,000,189.28, 2,760,261.11 and 1,082,418.45

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Solution

The fourth proportional to 2,000,189.28, 2,760,261.11 and 1,082,418.45 is: 1,493,737.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000,189.28 : 2,760,261.11 = 1,082,418.45 : x
  2. Step 2: Convert to fraction form
    2,000,189.28/2,760,261.11 = 1,082,418.45/x
  3. Step 3: Cross multiply
    2,000,189.28x = 2,760,261.11 × 1,082,418.45
  4. Step 4: Simplify right side
    2,000,189.28x = 2,987,757,546,869.39
  5. Step 5: Solve for x
    x = 2,987,757,546,869.39/2,000,189.28
  6. Step 6: Final answer
    x = 1,493,737.41

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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.