Home / 2,043,308.73-2,819,780.45-1,172,181.44

Finding the Fourth Proportional to 2,043,308.73, 2,819,780.45 and 1,172,181.44

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Solution

The fourth proportional to 2,043,308.73, 2,819,780.45 and 1,172,181.44 is: 1,617,618.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043,308.73 : 2,819,780.45 = 1,172,181.44 : x
  2. Step 2: Convert to fraction form
    2,043,308.73/2,819,780.45 = 1,172,181.44/x
  3. Step 3: Cross multiply
    2,043,308.73x = 2,819,780.45 × 1,172,181.44
  4. Step 4: Simplify right side
    2,043,308.73x = 3,305,294,313,949.07
  5. Step 5: Solve for x
    x = 3,305,294,313,949.07/2,043,308.73
  6. Step 6: Final answer
    x = 1,617,618.65

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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.