Home / 2,815,050.44-4,222,516.62-685,146.44

Finding the Fourth Proportional to 2,815,050.44, 4,222,516.62 and 685,146.44

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Solution

The fourth proportional to 2,815,050.44, 4,222,516.62 and 685,146.44 is: 1,027,705.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,050.44 : 4,222,516.62 = 685,146.44 : x
  2. Step 2: Convert to fraction form
    2,815,050.44/4,222,516.62 = 685,146.44/x
  3. Step 3: Cross multiply
    2,815,050.44x = 4,222,516.62 × 685,146.44
  4. Step 4: Simplify right side
    2,815,050.44x = 2,893,042,230,033.83
  5. Step 5: Solve for x
    x = 2,893,042,230,033.83/2,815,050.44
  6. Step 6: Final answer
    x = 1,027,705.29

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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.