Home / 3,384,404.20-5,074,972.86-1,964,817.64

Finding the Fourth Proportional to 3,384,404.20, 5,074,972.86 and 1,964,817.64

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Solution

The fourth proportional to 3,384,404.20, 5,074,972.86 and 1,964,817.64 is: 2,946,278.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384,404.20 : 5,074,972.86 = 1,964,817.64 : x
  2. Step 2: Convert to fraction form
    3,384,404.20/5,074,972.86 = 1,964,817.64/x
  3. Step 3: Cross multiply
    3,384,404.20x = 5,074,972.86 × 1,964,817.64
  4. Step 4: Simplify right side
    3,384,404.20x = 9,971,396,197,849.25
  5. Step 5: Solve for x
    x = 9,971,396,197,849.25/3,384,404.20
  6. Step 6: Final answer
    x = 2,946,278.17

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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.