Home / 1,515,401-2,091,237.01-827,067.27

Finding the Fourth Proportional to 1,515,401, 2,091,237.01 and 827,067.27

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Solution

The fourth proportional to 1,515,401, 2,091,237.01 and 827,067.27 is: 1,141,343.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,401 : 2,091,237.01 = 827,067.27 : x
  2. Step 2: Convert to fraction form
    1,515,401/2,091,237.01 = 827,067.27/x
  3. Step 3: Cross multiply
    1,515,401x = 2,091,237.01 × 827,067.27
  4. Step 4: Simplify right side
    1,515,401x = 1,729,593,684,783.66
  5. Step 5: Solve for x
    x = 1,729,593,684,783.66/1,515,401
  6. Step 6: Final answer
    x = 1,141,343.90

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1.5x scale

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.