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Finding the Fourth Proportional to 2,786,841, 4,180,964.04 and 792,297

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Solution

The fourth proportional to 2,786,841, 4,180,964.04 and 792,297 is: 1,188,645.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,841 : 4,180,964.04 = 792,297 : x
  2. Step 2: Convert to fraction form
    2,786,841/4,180,964.04 = 792,297/x
  3. Step 3: Cross multiply
    2,786,841x = 4,180,964.04 × 792,297
  4. Step 4: Simplify right side
    2,786,841x = 3,312,565,265,999.88
  5. Step 5: Solve for x
    x = 3,312,565,265,999.88/2,786,841
  6. Step 6: Final answer
    x = 1,188,645.23

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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.