Home / 2,189,473.86-3,022,895.64-1,959,632.58

Finding the Fourth Proportional to 2,189,473.86, 3,022,895.64 and 1,959,632.58

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Solution

The fourth proportional to 2,189,473.86, 3,022,895.64 and 1,959,632.58 is: 2,705,565.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,473.86 : 3,022,895.64 = 1,959,632.58 : x
  2. Step 2: Convert to fraction form
    2,189,473.86/3,022,895.64 = 1,959,632.58/x
  3. Step 3: Cross multiply
    2,189,473.86x = 3,022,895.64 × 1,959,632.58
  4. Step 4: Simplify right side
    2,189,473.86x = 5,923,764,782,083.95
  5. Step 5: Solve for x
    x = 5,923,764,782,083.95/2,189,473.86
  6. Step 6: Final answer
    x = 2,705,565.43

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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.