Home / 1,933,675.84-2,667,539.68-1,288,270.27

Finding the Fourth Proportional to 1,933,675.84, 2,667,539.68 and 1,288,270.27

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Solution

The fourth proportional to 1,933,675.84, 2,667,539.68 and 1,288,270.27 is: 1,777,191.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,675.84 : 2,667,539.68 = 1,288,270.27 : x
  2. Step 2: Convert to fraction form
    1,933,675.84/2,667,539.68 = 1,288,270.27/x
  3. Step 3: Cross multiply
    1,933,675.84x = 2,667,539.68 × 1,288,270.27
  4. Step 4: Simplify right side
    1,933,675.84x = 3,436,512,063,789.31
  5. Step 5: Solve for x
    x = 3,436,512,063,789.31/1,933,675.84
  6. Step 6: Final answer
    x = 1,777,191.40

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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.