Home / 1,933,534.78-2,668,353.81-1,322,968.18

Finding the Fourth Proportional to 1,933,534.78, 2,668,353.81 and 1,322,968.18

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Solution

The fourth proportional to 1,933,534.78, 2,668,353.81 and 1,322,968.18 is: 1,825,747.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,534.78 : 2,668,353.81 = 1,322,968.18 : x
  2. Step 2: Convert to fraction form
    1,933,534.78/2,668,353.81 = 1,322,968.18/x
  3. Step 3: Cross multiply
    1,933,534.78x = 2,668,353.81 × 1,322,968.18
  4. Step 4: Simplify right side
    1,933,534.78x = 3,530,147,183,611.77
  5. Step 5: Solve for x
    x = 3,530,147,183,611.77/1,933,534.78
  6. Step 6: Final answer
    x = 1,825,747.96

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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.