Home / 1,845,704.20-2,768,556.30-1,397,806.60

Finding the Fourth Proportional to 1,845,704.20, 2,768,556.30 and 1,397,806.60

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Solution

The fourth proportional to 1,845,704.20, 2,768,556.30 and 1,397,806.60 is: 2,096,709.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,704.20 : 2,768,556.30 = 1,397,806.60 : x
  2. Step 2: Convert to fraction form
    1,845,704.20/2,768,556.30 = 1,397,806.60/x
  3. Step 3: Cross multiply
    1,845,704.20x = 2,768,556.30 × 1,397,806.60
  4. Step 4: Simplify right side
    1,845,704.20x = 3,869,906,268,611.58
  5. Step 5: Solve for x
    x = 3,869,906,268,611.58/1,845,704.20
  6. Step 6: Final answer
    x = 2,096,709.90

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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.