Home / 1,306,019.97-1,802,208.72-732,949.44

Finding the Fourth Proportional to 1,306,019.97, 1,802,208.72 and 732,949.44

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Solution

The fourth proportional to 1,306,019.97, 1,802,208.72 and 732,949.44 is: 1,011,414.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,019.97 : 1,802,208.72 = 732,949.44 : x
  2. Step 2: Convert to fraction form
    1,306,019.97/1,802,208.72 = 732,949.44/x
  3. Step 3: Cross multiply
    1,306,019.97x = 1,802,208.72 × 732,949.44
  4. Step 4: Simplify right side
    1,306,019.97x = 1,320,927,872,087.12
  5. Step 5: Solve for x
    x = 1,320,927,872,087.12/1,306,019.97
  6. Step 6: Final answer
    x = 1,011,414.76

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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.