Home / 1,227,838.69-1,694,468.45-683,974.34

Finding the Fourth Proportional to 1,227,838.69, 1,694,468.45 and 683,974.34

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Solution

The fourth proportional to 1,227,838.69, 1,694,468.45 and 683,974.34 is: 943,913.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,838.69 : 1,694,468.45 = 683,974.34 : x
  2. Step 2: Convert to fraction form
    1,227,838.69/1,694,468.45 = 683,974.34/x
  3. Step 3: Cross multiply
    1,227,838.69x = 1,694,468.45 × 683,974.34
  4. Step 4: Simplify right side
    1,227,838.69x = 1,158,972,939,739.57
  5. Step 5: Solve for x
    x = 1,158,972,939,739.57/1,227,838.69
  6. Step 6: Final answer
    x = 943,913.03

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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.