Home / 1,229,354.82-1,696,733.73-713,438.82

Finding the Fourth Proportional to 1,229,354.82, 1,696,733.73 and 713,438.82

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Solution

The fourth proportional to 1,229,354.82, 1,696,733.73 and 713,438.82 is: 984,675.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,354.82 : 1,696,733.73 = 713,438.82 : x
  2. Step 2: Convert to fraction form
    1,229,354.82/1,696,733.73 = 713,438.82/x
  3. Step 3: Cross multiply
    1,229,354.82x = 1,696,733.73 × 713,438.82
  4. Step 4: Simplify right side
    1,229,354.82x = 1,210,515,710,185.40
  5. Step 5: Solve for x
    x = 1,210,515,710,185.40/1,229,354.82
  6. Step 6: Final answer
    x = 984,675.61

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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.