Home / 1,203,759.42-1,805,073.21-445,076.70

Finding the Fourth Proportional to 1,203,759.42, 1,805,073.21 and 445,076.70

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Solution

The fourth proportional to 1,203,759.42, 1,805,073.21 and 445,076.70 is: 667,405.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,759.42 : 1,805,073.21 = 445,076.70 : x
  2. Step 2: Convert to fraction form
    1,203,759.42/1,805,073.21 = 445,076.70/x
  3. Step 3: Cross multiply
    1,203,759.42x = 1,805,073.21 × 445,076.70
  4. Step 4: Simplify right side
    1,203,759.42x = 803,396,027,565.21
  5. Step 5: Solve for x
    x = 803,396,027,565.21/1,203,759.42
  6. Step 6: Final answer
    x = 667,405.81

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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.