Home / 1,227,838.25-1,694,467.85-683,973.90

Finding the Fourth Proportional to 1,227,838.25, 1,694,467.85 and 683,973.90

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Solution

The fourth proportional to 1,227,838.25, 1,694,467.85 and 683,973.90 is: 943,912.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,838.25 : 1,694,467.85 = 683,973.90 : x
  2. Step 2: Convert to fraction form
    1,227,838.25/1,694,467.85 = 683,973.90/x
  3. Step 3: Cross multiply
    1,227,838.25x = 1,694,467.85 × 683,973.90
  4. Step 4: Simplify right side
    1,227,838.25x = 1,158,971,780,369.25
  5. Step 5: Solve for x
    x = 1,158,971,780,369.25/1,227,838.25
  6. Step 6: Final answer
    x = 943,912.42

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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.