Home / 2,963,919.80-4,090,213.38-1,605,792.80

Finding the Fourth Proportional to 2,963,919.80, 4,090,213.38 and 1,605,792.80

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Solution

The fourth proportional to 2,963,919.80, 4,090,213.38 and 1,605,792.80 is: 2,215,996.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963,919.80 : 4,090,213.38 = 1,605,792.80 : x
  2. Step 2: Convert to fraction form
    2,963,919.80/4,090,213.38 = 1,605,792.80/x
  3. Step 3: Cross multiply
    2,963,919.80x = 4,090,213.38 × 1,605,792.80
  4. Step 4: Simplify right side
    2,963,919.80x = 6,568,035,196,067.66
  5. Step 5: Solve for x
    x = 6,568,035,196,067.66/2,963,919.80
  6. Step 6: Final answer
    x = 2,215,996.26

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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.