Home / 1,821,298.12-2,732,079.82-699,367.12

Finding the Fourth Proportional to 1,821,298.12, 2,732,079.82 and 699,367.12

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Solution

The fourth proportional to 1,821,298.12, 2,732,079.82 and 699,367.12 is: 1,049,101.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,298.12 : 2,732,079.82 = 699,367.12 : x
  2. Step 2: Convert to fraction form
    1,821,298.12/2,732,079.82 = 699,367.12/x
  3. Step 3: Cross multiply
    1,821,298.12x = 2,732,079.82 × 699,367.12
  4. Step 4: Simplify right side
    1,821,298.12x = 1,910,726,795,323.52
  5. Step 5: Solve for x
    x = 1,910,726,795,323.52/1,821,298.12
  6. Step 6: Final answer
    x = 1,049,101.61

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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.