Home / 1,933,110.72-2,667,902.40-1,169,585.28

Finding the Fourth Proportional to 1,933,110.72, 2,667,902.40 and 1,169,585.28

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Solution

The fourth proportional to 1,933,110.72, 2,667,902.40 and 1,169,585.28 is: 1,614,154.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,110.72 : 2,667,902.40 = 1,169,585.28 : x
  2. Step 2: Convert to fraction form
    1,933,110.72/2,667,902.40 = 1,169,585.28/x
  3. Step 3: Cross multiply
    1,933,110.72x = 2,667,902.40 × 1,169,585.28
  4. Step 4: Simplify right side
    1,933,110.72x = 3,120,339,375,516.67
  5. Step 5: Solve for x
    x = 3,120,339,375,516.67/1,933,110.72
  6. Step 6: Final answer
    x = 1,614,154.50

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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.