Home / 3,220,812.78-4,444,736.04-1,770,601.65

Finding the Fourth Proportional to 3,220,812.78, 4,444,736.04 and 1,770,601.65

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Solution

The fourth proportional to 3,220,812.78, 4,444,736.04 and 1,770,601.65 is: 2,443,438.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,812.78 : 4,444,736.04 = 1,770,601.65 : x
  2. Step 2: Convert to fraction form
    3,220,812.78/4,444,736.04 = 1,770,601.65/x
  3. Step 3: Cross multiply
    3,220,812.78x = 4,444,736.04 × 1,770,601.65
  4. Step 4: Simplify right side
    3,220,812.78x = 7,869,856,966,238.47
  5. Step 5: Solve for x
    x = 7,869,856,966,238.47/3,220,812.78
  6. Step 6: Final answer
    x = 2,443,438.20

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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.