Home / 2,479,915.28-3,716,408.40-1,340,220.44

Finding the Fourth Proportional to 2,479,915.28, 3,716,408.40 and 1,340,220.44

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Solution

The fourth proportional to 2,479,915.28, 3,716,408.40 and 1,340,220.44 is: 2,008,458.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479,915.28 : 3,716,408.40 = 1,340,220.44 : x
  2. Step 2: Convert to fraction form
    2,479,915.28/3,716,408.40 = 1,340,220.44/x
  3. Step 3: Cross multiply
    2,479,915.28x = 3,716,408.40 × 1,340,220.44
  4. Step 4: Simplify right side
    2,479,915.28x = 4,980,806,501,067.70
  5. Step 5: Solve for x
    x = 4,980,806,501,067.70/2,479,915.28
  6. Step 6: Final answer
    x = 2,008,458.33

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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.