Home / 1,995,301.20-2,991,202.20-1,196,900.40

Finding the Fourth Proportional to 1,995,301.20, 2,991,202.20 and 1,196,900.40

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Solution

The fourth proportional to 1,995,301.20, 2,991,202.20 and 1,196,900.40 is: 1,794,301.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,301.20 : 2,991,202.20 = 1,196,900.40 : x
  2. Step 2: Convert to fraction form
    1,995,301.20/2,991,202.20 = 1,196,900.40/x
  3. Step 3: Cross multiply
    1,995,301.20x = 2,991,202.20 × 1,196,900.40
  4. Step 4: Simplify right side
    1,995,301.20x = 3,580,171,109,660.88
  5. Step 5: Solve for x
    x = 3,580,171,109,660.88/1,995,301.20
  6. Step 6: Final answer
    x = 1,794,301.09

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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.