Home / 2,145,600.56-3,218,405.70-798,058.64

Finding the Fourth Proportional to 2,145,600.56, 3,218,405.70 and 798,058.64

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Solution

The fourth proportional to 2,145,600.56, 3,218,405.70 and 798,058.64 is: 1,197,089.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,600.56 : 3,218,405.70 = 798,058.64 : x
  2. Step 2: Convert to fraction form
    2,145,600.56/3,218,405.70 = 798,058.64/x
  3. Step 3: Cross multiply
    2,145,600.56x = 3,218,405.70 × 798,058.64
  4. Step 4: Simplify right side
    2,145,600.56x = 2,568,476,475,910.25
  5. Step 5: Solve for x
    x = 2,568,476,475,910.25/2,145,600.56
  6. Step 6: Final answer
    x = 1,197,089.77

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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.