Home / 1,198,634.61-1,797,939.59-692,873.78

Finding the Fourth Proportional to 1,198,634.61, 1,797,939.59 and 692,873.78

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Solution

The fourth proportional to 1,198,634.61, 1,797,939.59 and 692,873.78 is: 1,039,303.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,634.61 : 1,797,939.59 = 692,873.78 : x
  2. Step 2: Convert to fraction form
    1,198,634.61/1,797,939.59 = 692,873.78/x
  3. Step 3: Cross multiply
    1,198,634.61x = 1,797,939.59 × 692,873.78
  4. Step 4: Simplify right side
    1,198,634.61x = 1,245,745,198,186.38
  5. Step 5: Solve for x
    x = 1,245,745,198,186.38/1,198,634.61
  6. Step 6: Final answer
    x = 1,039,303.54

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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.