Home / 2,986,447.20-4,476,171.60-2,237,618.40

Finding the Fourth Proportional to 2,986,447.20, 4,476,171.60 and 2,237,618.40

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Solution

The fourth proportional to 2,986,447.20, 4,476,171.60 and 2,237,618.40 is: 3,353,805.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,447.20 : 4,476,171.60 = 2,237,618.40 : x
  2. Step 2: Convert to fraction form
    2,986,447.20/4,476,171.60 = 2,237,618.40/x
  3. Step 3: Cross multiply
    2,986,447.20x = 4,476,171.60 × 2,237,618.40
  4. Step 4: Simplify right side
    2,986,447.20x = 10,015,963,933,717.44
  5. Step 5: Solve for x
    x = 10,015,963,933,717.44/2,986,447.20
  6. Step 6: Final answer
    x = 3,353,805.80

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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.