Home / 2,802,356.69-4,188,180.51-2,045,791.31

Finding the Fourth Proportional to 2,802,356.69, 4,188,180.51 and 2,045,791.31

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Solution

The fourth proportional to 2,802,356.69, 4,188,180.51 and 2,045,791.31 is: 3,057,477.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802,356.69 : 4,188,180.51 = 2,045,791.31 : x
  2. Step 2: Convert to fraction form
    2,802,356.69/4,188,180.51 = 2,045,791.31/x
  3. Step 3: Cross multiply
    2,802,356.69x = 4,188,180.51 × 2,045,791.31
  4. Step 4: Simplify right side
    2,802,356.69x = 8,568,143,271,128.47
  5. Step 5: Solve for x
    x = 8,568,143,271,128.47/2,802,356.69
  6. Step 6: Final answer
    x = 3,057,477.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.