Home / 1,668,253.73-2,302,172.89-933,198.44

Finding the Fourth Proportional to 1,668,253.73, 2,302,172.89 and 933,198.44

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Solution

The fourth proportional to 1,668,253.73, 2,302,172.89 and 933,198.44 is: 1,287,804.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,253.73 : 2,302,172.89 = 933,198.44 : x
  2. Step 2: Convert to fraction form
    1,668,253.73/2,302,172.89 = 933,198.44/x
  3. Step 3: Cross multiply
    1,668,253.73x = 2,302,172.89 × 933,198.44
  4. Step 4: Simplify right side
    1,668,253.73x = 2,148,384,135,714.43
  5. Step 5: Solve for x
    x = 2,148,384,135,714.43/1,668,253.73
  6. Step 6: Final answer
    x = 1,287,804.19

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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.