Home / 3,323,183.40-4,987,107.90-1,431,282.60

Finding the Fourth Proportional to 3,323,183.40, 4,987,107.90 and 1,431,282.60

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Solution

The fourth proportional to 3,323,183.40, 4,987,107.90 and 1,431,282.60 is: 2,147,928.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,323,183.40 : 4,987,107.90 = 1,431,282.60 : x
  2. Step 2: Convert to fraction form
    3,323,183.40/4,987,107.90 = 1,431,282.60/x
  3. Step 3: Cross multiply
    3,323,183.40x = 4,987,107.90 × 1,431,282.60
  4. Step 4: Simplify right side
    3,323,183.40x = 7,137,960,761,592.54
  5. Step 5: Solve for x
    x = 7,137,960,761,592.54/3,323,183.40
  6. Step 6: Final answer
    x = 2,147,928.63

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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.