Home / 1,258,933.46-1,888,958.43-659,752.18

Finding the Fourth Proportional to 1,258,933.46, 1,888,958.43 and 659,752.18

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Solution

The fourth proportional to 1,258,933.46, 1,888,958.43 and 659,752.18 is: 989,920.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,933.46 : 1,888,958.43 = 659,752.18 : x
  2. Step 2: Convert to fraction form
    1,258,933.46/1,888,958.43 = 659,752.18/x
  3. Step 3: Cross multiply
    1,258,933.46x = 1,888,958.43 × 659,752.18
  4. Step 4: Simplify right side
    1,258,933.46x = 1,246,244,442,121.88
  5. Step 5: Solve for x
    x = 1,246,244,442,121.88/1,258,933.46
  6. Step 6: Final answer
    x = 989,920.82

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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.