Home / 2,198,484.72-3,033,705.96-1,231,655.76

Finding the Fourth Proportional to 2,198,484.72, 3,033,705.96 and 1,231,655.76

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Solution

The fourth proportional to 2,198,484.72, 3,033,705.96 and 1,231,655.76 is: 1,699,571.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,484.72 : 3,033,705.96 = 1,231,655.76 : x
  2. Step 2: Convert to fraction form
    2,198,484.72/3,033,705.96 = 1,231,655.76/x
  3. Step 3: Cross multiply
    2,198,484.72x = 3,033,705.96 × 1,231,655.76
  4. Step 4: Simplify right side
    2,198,484.72x = 3,736,481,419,780.33
  5. Step 5: Solve for x
    x = 3,736,481,419,780.33/2,198,484.72
  6. Step 6: Final answer
    x = 1,699,571.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.