Home / 2,992,556.60-4,489,418.10-1,286,696.60

Finding the Fourth Proportional to 2,992,556.60, 4,489,418.10 and 1,286,696.60

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Solution

The fourth proportional to 2,992,556.60, 4,489,418.10 and 1,286,696.60 is: 1,930,295.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,556.60 : 4,489,418.10 = 1,286,696.60 : x
  2. Step 2: Convert to fraction form
    2,992,556.60/4,489,418.10 = 1,286,696.60/x
  3. Step 3: Cross multiply
    2,992,556.60x = 4,489,418.10 × 1,286,696.60
  4. Step 4: Simplify right side
    2,992,556.60x = 5,776,519,005,248.46
  5. Step 5: Solve for x
    x = 5,776,519,005,248.46/2,992,556.60
  6. Step 6: Final answer
    x = 1,930,295.66

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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.