Home / 2,044,926.80-3,067,390.20-1,289,099.60

Finding the Fourth Proportional to 2,044,926.80, 3,067,390.20 and 1,289,099.60

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Solution

The fourth proportional to 2,044,926.80, 3,067,390.20 and 1,289,099.60 is: 1,933,649.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,044,926.80 : 3,067,390.20 = 1,289,099.60 : x
  2. Step 2: Convert to fraction form
    2,044,926.80/3,067,390.20 = 1,289,099.60/x
  3. Step 3: Cross multiply
    2,044,926.80x = 3,067,390.20 × 1,289,099.60
  4. Step 4: Simplify right side
    2,044,926.80x = 3,954,171,479,863.92
  5. Step 5: Solve for x
    x = 3,954,171,479,863.92/2,044,926.80
  6. Step 6: Final answer
    x = 1,933,649.40

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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.