Home / 1,933,218.56-2,668,811.28-1,208,469.44

Finding the Fourth Proportional to 1,933,218.56, 2,668,811.28 and 1,208,469.44

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Solution

The fourth proportional to 1,933,218.56, 2,668,811.28 and 1,208,469.44 is: 1,668,293.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,218.56 : 2,668,811.28 = 1,208,469.44 : x
  2. Step 2: Convert to fraction form
    1,933,218.56/2,668,811.28 = 1,208,469.44/x
  3. Step 3: Cross multiply
    1,933,218.56x = 2,668,811.28 × 1,208,469.44
  4. Step 4: Simplify right side
    1,933,218.56x = 3,225,176,873,007.28
  5. Step 5: Solve for x
    x = 3,225,176,873,007.28/1,933,218.56
  6. Step 6: Final answer
    x = 1,668,293.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.