Home / 3,851,635.05-5,315,256-2,132,755.56

Finding the Fourth Proportional to 3,851,635.05, 5,315,256 and 2,132,755.56

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Solution

The fourth proportional to 3,851,635.05, 5,315,256 and 2,132,755.56 is: 2,943,202.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,635.05 : 5,315,256 = 2,132,755.56 : x
  2. Step 2: Convert to fraction form
    3,851,635.05/5,315,256 = 2,132,755.56/x
  3. Step 3: Cross multiply
    3,851,635.05x = 5,315,256 × 2,132,755.56
  4. Step 4: Simplify right side
    3,851,635.05x = 11,336,141,786,823.36
  5. Step 5: Solve for x
    x = 11,336,141,786,823.36/3,851,635.05
  6. Step 6: Final answer
    x = 2,943,202.47

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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.