Home / 2,667,984.04-4,002,086.72-774,725.47

Finding the Fourth Proportional to 2,667,984.04, 4,002,086.72 and 774,725.47

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Solution

The fourth proportional to 2,667,984.04, 4,002,086.72 and 774,725.47 is: 1,162,120.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,984.04 : 4,002,086.72 = 774,725.47 : x
  2. Step 2: Convert to fraction form
    2,667,984.04/4,002,086.72 = 774,725.47/x
  3. Step 3: Cross multiply
    2,667,984.04x = 4,002,086.72 × 774,725.47
  4. Step 4: Simplify right side
    2,667,984.04x = 3,100,518,515,132.76
  5. Step 5: Solve for x
    x = 3,100,518,515,132.76/2,667,984.04
  6. Step 6: Final answer
    x = 1,162,120.34

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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.