Home / 2,006,724.80-3,010,087.20-809,220.80

Finding the Fourth Proportional to 2,006,724.80, 3,010,087.20 and 809,220.80

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Solution

The fourth proportional to 2,006,724.80, 3,010,087.20 and 809,220.80 is: 1,213,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006,724.80 : 3,010,087.20 = 809,220.80 : x
  2. Step 2: Convert to fraction form
    2,006,724.80/3,010,087.20 = 809,220.80/x
  3. Step 3: Cross multiply
    2,006,724.80x = 3,010,087.20 × 809,220.80
  4. Step 4: Simplify right side
    2,006,724.80x = 2,435,825,172,053.76
  5. Step 5: Solve for x
    x = 2,435,825,172,053.76/2,006,724.80
  6. Step 6: Final answer
    x = 1,213,831.20

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Similar ratio
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1.5x scale

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.