Home / 4,098,654.80-6,147,982.20-2,107,998.80

Finding the Fourth Proportional to 4,098,654.80, 6,147,982.20 and 2,107,998.80

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Solution

The fourth proportional to 4,098,654.80, 6,147,982.20 and 2,107,998.80 is: 3,161,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098,654.80 : 6,147,982.20 = 2,107,998.80 : x
  2. Step 2: Convert to fraction form
    4,098,654.80/6,147,982.20 = 2,107,998.80/x
  3. Step 3: Cross multiply
    4,098,654.80x = 6,147,982.20 × 2,107,998.80
  4. Step 4: Simplify right side
    4,098,654.80x = 12,959,939,100,021.36
  5. Step 5: Solve for x
    x = 12,959,939,100,021.36/4,098,654.80
  6. Step 6: Final answer
    x = 3,161,998.20

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Double scale
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Similar ratio
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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.