Home / 2,177,007.23-3,265,635.42-660,739.61

Finding the Fourth Proportional to 2,177,007.23, 3,265,635.42 and 660,739.61

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Solution

The fourth proportional to 2,177,007.23, 3,265,635.42 and 660,739.61 is: 991,147.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,007.23 : 3,265,635.42 = 660,739.61 : x
  2. Step 2: Convert to fraction form
    2,177,007.23/3,265,635.42 = 660,739.61/x
  3. Step 3: Cross multiply
    2,177,007.23x = 3,265,635.42 × 660,739.61
  4. Step 4: Simplify right side
    2,177,007.23x = 2,157,734,681,977.08
  5. Step 5: Solve for x
    x = 2,157,734,681,977.08/2,177,007.23
  6. Step 6: Final answer
    x = 991,147.23

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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.