Home / 3,895,825.90-5,376,136.62-2,176,960.54

Finding the Fourth Proportional to 3,895,825.90, 5,376,136.62 and 2,176,960.54

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Solution

The fourth proportional to 3,895,825.90, 5,376,136.62 and 2,176,960.54 is: 3,004,147.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895,825.90 : 5,376,136.62 = 2,176,960.54 : x
  2. Step 2: Convert to fraction form
    3,895,825.90/5,376,136.62 = 2,176,960.54/x
  3. Step 3: Cross multiply
    3,895,825.90x = 5,376,136.62 × 2,176,960.54
  4. Step 4: Simplify right side
    3,895,825.90x = 11,703,637,284,665.71
  5. Step 5: Solve for x
    x = 11,703,637,284,665.71/3,895,825.90
  6. Step 6: Final answer
    x = 3,004,147.92

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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.