Home / 1,214,907.87-1,822,755.58-416,196.44

Finding the Fourth Proportional to 1,214,907.87, 1,822,755.58 and 416,196.44

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Solution

The fourth proportional to 1,214,907.87, 1,822,755.58 and 416,196.44 is: 624,429.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,907.87 : 1,822,755.58 = 416,196.44 : x
  2. Step 2: Convert to fraction form
    1,214,907.87/1,822,755.58 = 416,196.44/x
  3. Step 3: Cross multiply
    1,214,907.87x = 1,822,755.58 × 416,196.44
  4. Step 4: Simplify right side
    1,214,907.87x = 758,624,380,067.20
  5. Step 5: Solve for x
    x = 758,624,380,067.20/1,214,907.87
  6. Step 6: Final answer
    x = 624,429.55

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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.