Home / 1,268,519.44-1,902,488-756,329.52

Finding the Fourth Proportional to 1,268,519.44, 1,902,488 and 756,329.52

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Solution

The fourth proportional to 1,268,519.44, 1,902,488 and 756,329.52 is: 1,134,320.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,519.44 : 1,902,488 = 756,329.52 : x
  2. Step 2: Convert to fraction form
    1,268,519.44/1,902,488 = 756,329.52/x
  3. Step 3: Cross multiply
    1,268,519.44x = 1,902,488 × 756,329.52
  4. Step 4: Simplify right side
    1,268,519.44x = 1,438,907,835,845.76
  5. Step 5: Solve for x
    x = 1,438,907,835,845.76/1,268,519.44
  6. Step 6: Final answer
    x = 1,134,320.68

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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.