Home / 2,095,996.80-3,143,995.20-766,819.20

Finding the Fourth Proportional to 2,095,996.80, 3,143,995.20 and 766,819.20

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Solution

The fourth proportional to 2,095,996.80, 3,143,995.20 and 766,819.20 is: 1,150,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095,996.80 : 3,143,995.20 = 766,819.20 : x
  2. Step 2: Convert to fraction form
    2,095,996.80/3,143,995.20 = 766,819.20/x
  3. Step 3: Cross multiply
    2,095,996.80x = 3,143,995.20 × 766,819.20
  4. Step 4: Simplify right side
    2,095,996.80x = 2,410,875,884,067.84
  5. Step 5: Solve for x
    x = 2,410,875,884,067.84/2,095,996.80
  6. Step 6: Final answer
    x = 1,150,228.80

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Double scale
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Similar ratio
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1.5x scale

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.