Home / 1,627,237.80-2,246,481.96-1,111,766.76

Finding the Fourth Proportional to 1,627,237.80, 2,246,481.96 and 1,111,766.76

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Solution

The fourth proportional to 1,627,237.80, 2,246,481.96 and 1,111,766.76 is: 1,534,848.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,237.80 : 2,246,481.96 = 1,111,766.76 : x
  2. Step 2: Convert to fraction form
    1,627,237.80/2,246,481.96 = 1,111,766.76/x
  3. Step 3: Cross multiply
    1,627,237.80x = 2,246,481.96 × 1,111,766.76
  4. Step 4: Simplify right side
    1,627,237.80x = 2,497,563,970,067.65
  5. Step 5: Solve for x
    x = 2,497,563,970,067.65/1,627,237.80
  6. Step 6: Final answer
    x = 1,534,848.79

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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.