Home / 1,873,758-2,810,216.60-861,908.22

Finding the Fourth Proportional to 1,873,758, 2,810,216.60 and 861,908.22

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Solution

The fourth proportional to 1,873,758, 2,810,216.60 and 861,908.22 is: 1,292,668.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,758 : 2,810,216.60 = 861,908.22 : x
  2. Step 2: Convert to fraction form
    1,873,758/2,810,216.60 = 861,908.22/x
  3. Step 3: Cross multiply
    1,873,758x = 2,810,216.60 × 861,908.22
  4. Step 4: Simplify right side
    1,873,758x = 2,422,148,787,520.45
  5. Step 5: Solve for x
    x = 2,422,148,787,520.45/1,873,758
  6. Step 6: Final answer
    x = 1,292,668.95

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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.