Home / 1,321,936.74-1,824,267.96-749,086.38

Finding the Fourth Proportional to 1,321,936.74, 1,824,267.96 and 749,086.38

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Solution

The fourth proportional to 1,321,936.74, 1,824,267.96 and 749,086.38 is: 1,033,736.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,936.74 : 1,824,267.96 = 749,086.38 : x
  2. Step 2: Convert to fraction form
    1,321,936.74/1,824,267.96 = 749,086.38/x
  3. Step 3: Cross multiply
    1,321,936.74x = 1,824,267.96 × 749,086.38
  4. Step 4: Simplify right side
    1,321,936.74x = 1,366,534,282,306.38
  5. Step 5: Solve for x
    x = 1,366,534,282,306.38/1,321,936.74
  6. Step 6: Final answer
    x = 1,033,736.52

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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.