Home / 2,129,686.12-3,192,662.94-800,923.24

Finding the Fourth Proportional to 2,129,686.12, 3,192,662.94 and 800,923.24

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Solution

The fourth proportional to 2,129,686.12, 3,192,662.94 and 800,923.24 is: 1,200,683.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,686.12 : 3,192,662.94 = 800,923.24 : x
  2. Step 2: Convert to fraction form
    2,129,686.12/3,192,662.94 = 800,923.24/x
  3. Step 3: Cross multiply
    2,129,686.12x = 3,192,662.94 × 800,923.24
  4. Step 4: Simplify right side
    2,129,686.12x = 2,557,077,946,132.73
  5. Step 5: Solve for x
    x = 2,557,077,946,132.73/2,129,686.12
  6. Step 6: Final answer
    x = 1,200,683.01

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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.