Home / 3,777,781.28-5,666,118.29-1,858,177.22

Finding the Fourth Proportional to 3,777,781.28, 5,666,118.29 and 1,858,177.22

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Solution

The fourth proportional to 3,777,781.28, 5,666,118.29 and 1,858,177.22 is: 2,786,993.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777,781.28 : 5,666,118.29 = 1,858,177.22 : x
  2. Step 2: Convert to fraction form
    3,777,781.28/5,666,118.29 = 1,858,177.22/x
  3. Step 3: Cross multiply
    3,777,781.28x = 5,666,118.29 × 1,858,177.22
  4. Step 4: Simplify right side
    3,777,781.28x = 10,528,651,959,996.02
  5. Step 5: Solve for x
    x = 10,528,651,959,996.02/3,777,781.28
  6. Step 6: Final answer
    x = 2,786,993.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.