Home / 3,851,636.05-5,315,257.38-2,132,756.56

Finding the Fourth Proportional to 3,851,636.05, 5,315,257.38 and 2,132,756.56

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Solution

The fourth proportional to 3,851,636.05, 5,315,257.38 and 2,132,756.56 is: 2,943,203.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,636.05 : 5,315,257.38 = 2,132,756.56 : x
  2. Step 2: Convert to fraction form
    3,851,636.05/5,315,257.38 = 2,132,756.56/x
  3. Step 3: Cross multiply
    3,851,636.05x = 5,315,257.38 × 2,132,756.56
  4. Step 4: Simplify right side
    3,851,636.05x = 11,336,150,045,283.41
  5. Step 5: Solve for x
    x = 11,336,150,045,283.41/3,851,636.05
  6. Step 6: Final answer
    x = 2,943,203.85

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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.