Home / 2,145,926.27-3,218,390.03-798,723.34

Finding the Fourth Proportional to 2,145,926.27, 3,218,390.03 and 798,723.34

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Solution

The fourth proportional to 2,145,926.27, 3,218,390.03 and 798,723.34 is: 1,197,899.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,926.27 : 3,218,390.03 = 798,723.34 : x
  2. Step 2: Convert to fraction form
    2,145,926.27/3,218,390.03 = 798,723.34/x
  3. Step 3: Cross multiply
    2,145,926.27x = 3,218,390.03 × 798,723.34
  4. Step 4: Simplify right side
    2,145,926.27x = 2,570,603,228,135.13
  5. Step 5: Solve for x
    x = 2,570,603,228,135.13/2,145,926.27
  6. Step 6: Final answer
    x = 1,197,899.14

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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.