Home / 1,568,144.40-2,348,717.40-1,212,003.60

Finding the Fourth Proportional to 1,568,144.40, 2,348,717.40 and 1,212,003.60

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Solution

The fourth proportional to 1,568,144.40, 2,348,717.40 and 1,212,003.60 is: 1,815,300.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,144.40 : 2,348,717.40 = 1,212,003.60 : x
  2. Step 2: Convert to fraction form
    1,568,144.40/2,348,717.40 = 1,212,003.60/x
  3. Step 3: Cross multiply
    1,568,144.40x = 2,348,717.40 × 1,212,003.60
  4. Step 4: Simplify right side
    1,568,144.40x = 2,846,653,944,182.64
  5. Step 5: Solve for x
    x = 2,846,653,944,182.64/1,568,144.40
  6. Step 6: Final answer
    x = 1,815,300.90

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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.