Home / 1,659,964.05-2,290,719.29-1,015,336.89

Finding the Fourth Proportional to 1,659,964.05, 2,290,719.29 and 1,015,336.89

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Solution

The fourth proportional to 1,659,964.05, 2,290,719.29 and 1,015,336.89 is: 1,401,145.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,964.05 : 2,290,719.29 = 1,015,336.89 : x
  2. Step 2: Convert to fraction form
    1,659,964.05/2,290,719.29 = 1,015,336.89/x
  3. Step 3: Cross multiply
    1,659,964.05x = 2,290,719.29 × 1,015,336.89
  4. Step 4: Simplify right side
    1,659,964.05x = 2,325,851,794,694.92
  5. Step 5: Solve for x
    x = 2,325,851,794,694.92/1,659,964.05
  6. Step 6: Final answer
    x = 1,401,145.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.