Home / 1,340,839.33-1,850,394.72-729,033.37

Finding the Fourth Proportional to 1,340,839.33, 1,850,394.72 and 729,033.37

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Solution

The fourth proportional to 1,340,839.33, 1,850,394.72 and 729,033.37 is: 1,006,085.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,839.33 : 1,850,394.72 = 729,033.37 : x
  2. Step 2: Convert to fraction form
    1,340,839.33/1,850,394.72 = 729,033.37/x
  3. Step 3: Cross multiply
    1,340,839.33x = 1,850,394.72 × 729,033.37
  4. Step 4: Simplify right side
    1,340,839.33x = 1,348,999,498,551.81
  5. Step 5: Solve for x
    x = 1,348,999,498,551.81/1,340,839.33
  6. Step 6: Final answer
    x = 1,006,085.87

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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.