Home / 1,491,686.20-2,237,529.30-494,414.20

Finding the Fourth Proportional to 1,491,686.20, 2,237,529.30 and 494,414.20

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Solution

The fourth proportional to 1,491,686.20, 2,237,529.30 and 494,414.20 is: 741,621.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,686.20 : 2,237,529.30 = 494,414.20 : x
  2. Step 2: Convert to fraction form
    1,491,686.20/2,237,529.30 = 494,414.20/x
  3. Step 3: Cross multiply
    1,491,686.20x = 2,237,529.30 × 494,414.20
  4. Step 4: Simplify right side
    1,491,686.20x = 1,106,266,258,836.06
  5. Step 5: Solve for x
    x = 1,106,266,258,836.06/1,491,686.20
  6. Step 6: Final answer
    x = 741,621.30

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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.