Home / 1,217,665.73-1,680,556.92-701,320.33

Finding the Fourth Proportional to 1,217,665.73, 1,680,556.92 and 701,320.33

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Solution

The fourth proportional to 1,217,665.73, 1,680,556.92 and 701,320.33 is: 967,924.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,665.73 : 1,680,556.92 = 701,320.33 : x
  2. Step 2: Convert to fraction form
    1,217,665.73/1,680,556.92 = 701,320.33/x
  3. Step 3: Cross multiply
    1,217,665.73x = 1,680,556.92 × 701,320.33
  4. Step 4: Simplify right side
    1,217,665.73x = 1,178,608,728,173.89
  5. Step 5: Solve for x
    x = 1,178,608,728,173.89/1,217,665.73
  6. Step 6: Final answer
    x = 967,924.69

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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.