Home / 2,728,530.65-4,092,097.82-808,993.06

Finding the Fourth Proportional to 2,728,530.65, 4,092,097.82 and 808,993.06

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Solution

The fourth proportional to 2,728,530.65, 4,092,097.82 and 808,993.06 is: 1,213,282.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,530.65 : 4,092,097.82 = 808,993.06 : x
  2. Step 2: Convert to fraction form
    2,728,530.65/4,092,097.82 = 808,993.06/x
  3. Step 3: Cross multiply
    2,728,530.65x = 4,092,097.82 × 808,993.06
  4. Step 4: Simplify right side
    2,728,530.65x = 3,310,478,737,221.13
  5. Step 5: Solve for x
    x = 3,310,478,737,221.13/2,728,530.65
  6. Step 6: Final answer
    x = 1,213,282.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.