Home / 1,998,261.96-2,998,377.08-933,149.22

Finding the Fourth Proportional to 1,998,261.96, 2,998,377.08 and 933,149.22

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Solution

The fourth proportional to 1,998,261.96, 2,998,377.08 and 933,149.22 is: 1,400,183.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,261.96 : 2,998,377.08 = 933,149.22 : x
  2. Step 2: Convert to fraction form
    1,998,261.96/2,998,377.08 = 933,149.22/x
  3. Step 3: Cross multiply
    1,998,261.96x = 2,998,377.08 × 933,149.22
  4. Step 4: Simplify right side
    1,998,261.96x = 2,797,933,233,467.88
  5. Step 5: Solve for x
    x = 2,797,933,233,467.88/1,998,261.96
  6. Step 6: Final answer
    x = 1,400,183.40

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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.