Home / 2,631,555.45-3,947,449.82-738,254.97

Finding the Fourth Proportional to 2,631,555.45, 3,947,449.82 and 738,254.97

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Solution

The fourth proportional to 2,631,555.45, 3,947,449.82 and 738,254.97 is: 1,107,415.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,555.45 : 3,947,449.82 = 738,254.97 : x
  2. Step 2: Convert to fraction form
    2,631,555.45/3,947,449.82 = 738,254.97/x
  3. Step 3: Cross multiply
    2,631,555.45x = 3,947,449.82 × 738,254.97
  4. Step 4: Simplify right side
    2,631,555.45x = 2,914,224,444,749.33
  5. Step 5: Solve for x
    x = 2,914,224,444,749.33/2,631,555.45
  6. Step 6: Final answer
    x = 1,107,415.18

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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.