Home / 1,612,995.66-2,419,843.55-491,035.50

Finding the Fourth Proportional to 1,612,995.66, 2,419,843.55 and 491,035.50

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Solution

The fourth proportional to 1,612,995.66, 2,419,843.55 and 491,035.50 is: 736,659.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,995.66 : 2,419,843.55 = 491,035.50 : x
  2. Step 2: Convert to fraction form
    1,612,995.66/2,419,843.55 = 491,035.50/x
  3. Step 3: Cross multiply
    1,612,995.66x = 2,419,843.55 × 491,035.50
  4. Step 4: Simplify right side
    1,612,995.66x = 1,188,229,085,040.85
  5. Step 5: Solve for x
    x = 1,188,229,085,040.85/1,612,995.66
  6. Step 6: Final answer
    x = 736,659.82

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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.