Home / 3,858,047.28-5,785,888.88-2,667,619.44

Finding the Fourth Proportional to 3,858,047.28, 5,785,888.88 and 2,667,619.44

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Solution

The fourth proportional to 3,858,047.28, 5,785,888.88 and 2,667,619.44 is: 4,000,611.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858,047.28 : 5,785,888.88 = 2,667,619.44 : x
  2. Step 2: Convert to fraction form
    3,858,047.28/5,785,888.88 = 2,667,619.44/x
  3. Step 3: Cross multiply
    3,858,047.28x = 5,785,888.88 × 2,667,619.44
  4. Step 4: Simplify right side
    3,858,047.28x = 15,434,549,653,967.83
  5. Step 5: Solve for x
    x = 15,434,549,653,967.83/3,858,047.28
  6. Step 6: Final answer
    x = 4,000,611.85

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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.