Home / 1,110,221.22-1,665,996.21-1,019,876.25

Finding the Fourth Proportional to 1,110,221.22, 1,665,996.21 and 1,019,876.25

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Solution

The fourth proportional to 1,110,221.22, 1,665,996.21 and 1,019,876.25 is: 1,530,424.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,221.22 : 1,665,996.21 = 1,019,876.25 : x
  2. Step 2: Convert to fraction form
    1,110,221.22/1,665,996.21 = 1,019,876.25/x
  3. Step 3: Cross multiply
    1,110,221.22x = 1,665,996.21 × 1,019,876.25
  4. Step 4: Simplify right side
    1,110,221.22x = 1,699,109,967,169.01
  5. Step 5: Solve for x
    x = 1,699,109,967,169.01/1,110,221.22
  6. Step 6: Final answer
    x = 1,530,424.69

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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.