Home / 2,515,346.25-3,773,020.54-809,489.34

Finding the Fourth Proportional to 2,515,346.25, 3,773,020.54 and 809,489.34

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Solution

The fourth proportional to 2,515,346.25, 3,773,020.54 and 809,489.34 is: 1,214,234.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,346.25 : 3,773,020.54 = 809,489.34 : x
  2. Step 2: Convert to fraction form
    2,515,346.25/3,773,020.54 = 809,489.34/x
  3. Step 3: Cross multiply
    2,515,346.25x = 3,773,020.54 × 809,489.34
  4. Step 4: Simplify right side
    2,515,346.25x = 3,054,219,895,618.39
  5. Step 5: Solve for x
    x = 3,054,219,895,618.39/2,515,346.25
  6. Step 6: Final answer
    x = 1,214,234.38

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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.