Home / 1,595,422.73-2,204,550.52-1,212,785.21

Finding the Fourth Proportional to 1,595,422.73, 2,204,550.52 and 1,212,785.21

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Solution

The fourth proportional to 1,595,422.73, 2,204,550.52 and 1,212,785.21 is: 1,675,823.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,422.73 : 2,204,550.52 = 1,212,785.21 : x
  2. Step 2: Convert to fraction form
    1,595,422.73/2,204,550.52 = 1,212,785.21/x
  3. Step 3: Cross multiply
    1,595,422.73x = 2,204,550.52 × 1,212,785.21
  4. Step 4: Simplify right side
    1,595,422.73x = 2,673,646,251,299.09
  5. Step 5: Solve for x
    x = 2,673,646,251,299.09/1,595,422.73
  6. Step 6: Final answer
    x = 1,675,823.10

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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.