Home / 2,809,187.72-3,876,004.87-1,706,597.09

Finding the Fourth Proportional to 2,809,187.72, 3,876,004.87 and 1,706,597.09

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Solution

The fourth proportional to 2,809,187.72, 3,876,004.87 and 1,706,597.09 is: 2,354,694.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,187.72 : 3,876,004.87 = 1,706,597.09 : x
  2. Step 2: Convert to fraction form
    2,809,187.72/3,876,004.87 = 1,706,597.09/x
  3. Step 3: Cross multiply
    2,809,187.72x = 3,876,004.87 × 1,706,597.09
  4. Step 4: Simplify right side
    2,809,187.72x = 6,614,778,608,321.31
  5. Step 5: Solve for x
    x = 6,614,778,608,321.31/2,809,187.72
  6. Step 6: Final answer
    x = 2,354,694.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.