Home / 1,282,922.69-1,770,438.00-694,222.12

Finding the Fourth Proportional to 1,282,922.69, 1,770,438.00 and 694,222.12

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Solution

The fourth proportional to 1,282,922.69, 1,770,438.00 and 694,222.12 is: 958,029.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,922.69 : 1,770,438.00 = 694,222.12 : x
  2. Step 2: Convert to fraction form
    1,282,922.69/1,770,438.00 = 694,222.12/x
  3. Step 3: Cross multiply
    1,282,922.69x = 1,770,438.00 × 694,222.12
  4. Step 4: Simplify right side
    1,282,922.69x = 1,229,077,230,044.47
  5. Step 5: Solve for x
    x = 1,229,077,230,044.47/1,282,922.69
  6. Step 6: Final answer
    x = 958,029.07

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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.