Home / 2,786,512-4,179,819.84-792,019.84

Finding the Fourth Proportional to 2,786,512, 4,179,819.84 and 792,019.84

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Solution

The fourth proportional to 2,786,512, 4,179,819.84 and 792,019.84 is: 1,188,044.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,512 : 4,179,819.84 = 792,019.84 : x
  2. Step 2: Convert to fraction form
    2,786,512/4,179,819.84 = 792,019.84/x
  3. Step 3: Cross multiply
    2,786,512x = 4,179,819.84 × 792,019.84
  4. Step 4: Simplify right side
    2,786,512x = 3,310,500,240,905.63
  5. Step 5: Solve for x
    x = 3,310,500,240,905.63/2,786,512
  6. Step 6: Final answer
    x = 1,188,044.49

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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.