Home / 2,183,362.28-3,275,685.43-646,396.78

Finding the Fourth Proportional to 2,183,362.28, 3,275,685.43 and 646,396.78

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Solution

The fourth proportional to 2,183,362.28, 3,275,685.43 and 646,396.78 is: 969,785.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,362.28 : 3,275,685.43 = 646,396.78 : x
  2. Step 2: Convert to fraction form
    2,183,362.28/3,275,685.43 = 646,396.78/x
  3. Step 3: Cross multiply
    2,183,362.28x = 3,275,685.43 × 646,396.78
  4. Step 4: Simplify right side
    2,183,362.28x = 2,117,392,496,250.50
  5. Step 5: Solve for x
    x = 2,117,392,496,250.50/2,183,362.28
  6. Step 6: Final answer
    x = 969,785.23

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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.