Home / 2,797,958.70-4,196,938.05-2,126,112.30

Finding the Fourth Proportional to 2,797,958.70, 4,196,938.05 and 2,126,112.30

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Solution

The fourth proportional to 2,797,958.70, 4,196,938.05 and 2,126,112.30 is: 3,189,168.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797,958.70 : 4,196,938.05 = 2,126,112.30 : x
  2. Step 2: Convert to fraction form
    2,797,958.70/4,196,938.05 = 2,126,112.30/x
  3. Step 3: Cross multiply
    2,797,958.70x = 4,196,938.05 × 2,126,112.30
  4. Step 4: Simplify right side
    2,797,958.70x = 8,923,161,610,443.01
  5. Step 5: Solve for x
    x = 8,923,161,610,443.01/2,797,958.70
  6. Step 6: Final answer
    x = 3,189,168.45

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Double scale
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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.