Home / 1,979,522.30-2,971,383.11-1,753,286.57

Finding the Fourth Proportional to 1,979,522.30, 2,971,383.11 and 1,753,286.57

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Solution

The fourth proportional to 1,979,522.30, 2,971,383.11 and 1,753,286.57 is: 2,631,789.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,522.30 : 2,971,383.11 = 1,753,286.57 : x
  2. Step 2: Convert to fraction form
    1,979,522.30/2,971,383.11 = 1,753,286.57/x
  3. Step 3: Cross multiply
    1,979,522.30x = 2,971,383.11 × 1,753,286.57
  4. Step 4: Simplify right side
    1,979,522.30x = 5,209,686,077,464.48
  5. Step 5: Solve for x
    x = 5,209,686,077,464.48/1,979,522.30
  6. Step 6: Final answer
    x = 2,631,789.54

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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.