Home / 1,227,829.49-1,694,179.78-683,951.75

Finding the Fourth Proportional to 1,227,829.49, 1,694,179.78 and 683,951.75

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Solution

The fourth proportional to 1,227,829.49, 1,694,179.78 and 683,951.75 is: 943,728.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,829.49 : 1,694,179.78 = 683,951.75 : x
  2. Step 2: Convert to fraction form
    1,227,829.49/1,694,179.78 = 683,951.75/x
  3. Step 3: Cross multiply
    1,227,829.49x = 1,694,179.78 × 683,951.75
  4. Step 4: Simplify right side
    1,227,829.49x = 1,158,737,225,345.62
  5. Step 5: Solve for x
    x = 1,158,737,225,345.62/1,227,829.49
  6. Step 6: Final answer
    x = 943,728.13

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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.