Home / 3,654,420.93-5,491,568.34-1,949,768.55

Finding the Fourth Proportional to 3,654,420.93, 5,491,568.34 and 1,949,768.55

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Solution

The fourth proportional to 3,654,420.93, 5,491,568.34 and 1,949,768.55 is: 2,929,954.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654,420.93 : 5,491,568.34 = 1,949,768.55 : x
  2. Step 2: Convert to fraction form
    3,654,420.93/5,491,568.34 = 1,949,768.55/x
  3. Step 3: Cross multiply
    3,654,420.93x = 5,491,568.34 × 1,949,768.55
  4. Step 4: Simplify right side
    3,654,420.93x = 10,707,287,239,507.71
  5. Step 5: Solve for x
    x = 10,707,287,239,507.71/3,654,420.93
  6. Step 6: Final answer
    x = 2,929,954.55

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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.