Home / 2,019,993.68-3,029,990.52-822,775.20

Finding the Fourth Proportional to 2,019,993.68, 3,029,990.52 and 822,775.20

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Solution

The fourth proportional to 2,019,993.68, 3,029,990.52 and 822,775.20 is: 1,234,162.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,993.68 : 3,029,990.52 = 822,775.20 : x
  2. Step 2: Convert to fraction form
    2,019,993.68/3,029,990.52 = 822,775.20/x
  3. Step 3: Cross multiply
    2,019,993.68x = 3,029,990.52 × 822,775.20
  4. Step 4: Simplify right side
    2,019,993.68x = 2,493,001,056,091.10
  5. Step 5: Solve for x
    x = 2,493,001,056,091.10/2,019,993.68
  6. Step 6: Final answer
    x = 1,234,162.80

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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.