Home / 1,454,415.72-2,181,722.94-494,480.52

Finding the Fourth Proportional to 1,454,415.72, 2,181,722.94 and 494,480.52

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Solution

The fourth proportional to 1,454,415.72, 2,181,722.94 and 494,480.52 is: 741,754.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,415.72 : 2,181,722.94 = 494,480.52 : x
  2. Step 2: Convert to fraction form
    1,454,415.72/2,181,722.94 = 494,480.52/x
  3. Step 3: Cross multiply
    1,454,415.72x = 2,181,722.94 × 494,480.52
  4. Step 4: Simplify right side
    1,454,415.72x = 1,078,819,493,867.13
  5. Step 5: Solve for x
    x = 1,078,819,493,867.13/1,454,415.72
  6. Step 6: Final answer
    x = 741,754.56

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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.