Home / 1,858,512.52-2,787,917.78-706,311.06

Finding the Fourth Proportional to 1,858,512.52, 2,787,917.78 and 706,311.06

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Solution

The fourth proportional to 1,858,512.52, 2,787,917.78 and 706,311.06 is: 1,059,523.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,512.52 : 2,787,917.78 = 706,311.06 : x
  2. Step 2: Convert to fraction form
    1,858,512.52/2,787,917.78 = 706,311.06/x
  3. Step 3: Cross multiply
    1,858,512.52x = 2,787,917.78 × 706,311.06
  4. Step 4: Simplify right side
    1,858,512.52x = 1,969,137,162,384.65
  5. Step 5: Solve for x
    x = 1,969,137,162,384.65/1,858,512.52
  6. Step 6: Final answer
    x = 1,059,523.22

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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.