Home / 1,922,990.46-2,884,544.73-660,800.22

Finding the Fourth Proportional to 1,922,990.46, 2,884,544.73 and 660,800.22

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Solution

The fourth proportional to 1,922,990.46, 2,884,544.73 and 660,800.22 is: 991,220.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922,990.46 : 2,884,544.73 = 660,800.22 : x
  2. Step 2: Convert to fraction form
    1,922,990.46/2,884,544.73 = 660,800.22/x
  3. Step 3: Cross multiply
    1,922,990.46x = 2,884,544.73 × 660,800.22
  4. Step 4: Simplify right side
    1,922,990.46x = 1,906,107,792,183.84
  5. Step 5: Solve for x
    x = 1,906,107,792,183.84/1,922,990.46
  6. Step 6: Final answer
    x = 991,220.62

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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.