Home / 3,844,909.60-5,767,882.80-1,321,338.40

Finding the Fourth Proportional to 3,844,909.60, 5,767,882.80 and 1,321,338.40

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Solution

The fourth proportional to 3,844,909.60, 5,767,882.80 and 1,321,338.40 is: 1,982,185.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844,909.60 : 5,767,882.80 = 1,321,338.40 : x
  2. Step 2: Convert to fraction form
    3,844,909.60/5,767,882.80 = 1,321,338.40/x
  3. Step 3: Cross multiply
    3,844,909.60x = 5,767,882.80 × 1,321,338.40
  4. Step 4: Simplify right side
    3,844,909.60x = 7,621,325,030,339.52
  5. Step 5: Solve for x
    x = 7,621,325,030,339.52/3,844,909.60
  6. Step 6: Final answer
    x = 1,982,185.75

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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.