Home / 2,815,054.44-4,222,522.60-685,150.44

Finding the Fourth Proportional to 2,815,054.44, 4,222,522.60 and 685,150.44

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Solution

The fourth proportional to 2,815,054.44, 4,222,522.60 and 685,150.44 is: 1,027,711.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,054.44 : 4,222,522.60 = 685,150.44 : x
  2. Step 2: Convert to fraction form
    2,815,054.44/4,222,522.60 = 685,150.44/x
  3. Step 3: Cross multiply
    2,815,054.44x = 4,222,522.60 × 685,150.44
  4. Step 4: Simplify right side
    2,815,054.44x = 2,893,063,217,299.94
  5. Step 5: Solve for x
    x = 2,893,063,217,299.94/2,815,054.44
  6. Step 6: Final answer
    x = 1,027,711.29

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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.