Home / 1,244,424.47-1,866,636.73-711,571.75

Finding the Fourth Proportional to 1,244,424.47, 1,866,636.73 and 711,571.75

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Solution

The fourth proportional to 1,244,424.47, 1,866,636.73 and 711,571.75 is: 1,067,357.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,424.47 : 1,866,636.73 = 711,571.75 : x
  2. Step 2: Convert to fraction form
    1,244,424.47/1,866,636.73 = 711,571.75/x
  3. Step 3: Cross multiply
    1,244,424.47x = 1,866,636.73 × 711,571.75
  4. Step 4: Simplify right side
    1,244,424.47x = 1,328,245,958,134.86
  5. Step 5: Solve for x
    x = 1,328,245,958,134.86/1,244,424.47
  6. Step 6: Final answer
    x = 1,067,357.63

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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.