Home / 1,419,190.08-1,958,481.68-774,610.22

Finding the Fourth Proportional to 1,419,190.08, 1,958,481.68 and 774,610.22

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Solution

The fourth proportional to 1,419,190.08, 1,958,481.68 and 774,610.22 is: 1,068,961.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,190.08 : 1,958,481.68 = 774,610.22 : x
  2. Step 2: Convert to fraction form
    1,419,190.08/1,958,481.68 = 774,610.22/x
  3. Step 3: Cross multiply
    1,419,190.08x = 1,958,481.68 × 774,610.22
  4. Step 4: Simplify right side
    1,419,190.08x = 1,517,059,911,345.31
  5. Step 5: Solve for x
    x = 1,517,059,911,345.31/1,419,190.08
  6. Step 6: Final answer
    x = 1,068,961.75

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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.