Home / 3,196,168.22-4,794,960.75-921,515.08

Finding the Fourth Proportional to 3,196,168.22, 4,794,960.75 and 921,515.08

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Solution

The fourth proportional to 3,196,168.22, 4,794,960.75 and 921,515.08 is: 1,382,476.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196,168.22 : 4,794,960.75 = 921,515.08 : x
  2. Step 2: Convert to fraction form
    3,196,168.22/4,794,960.75 = 921,515.08/x
  3. Step 3: Cross multiply
    3,196,168.22x = 4,794,960.75 × 921,515.08
  4. Step 4: Simplify right side
    3,196,168.22x = 4,418,628,632,680.58
  5. Step 5: Solve for x
    x = 4,418,628,632,680.58/3,196,168.22
  6. Step 6: Final answer
    x = 1,382,476.87

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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.