Home / 2,553,743.39-3,831,175.51-756,767.51

Finding the Fourth Proportional to 2,553,743.39, 3,831,175.51 and 756,767.51

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Solution

The fourth proportional to 2,553,743.39, 3,831,175.51 and 756,767.51 is: 1,135,317.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,743.39 : 3,831,175.51 = 756,767.51 : x
  2. Step 2: Convert to fraction form
    2,553,743.39/3,831,175.51 = 756,767.51/x
  3. Step 3: Cross multiply
    2,553,743.39x = 3,831,175.51 × 756,767.51
  4. Step 4: Simplify right side
    2,553,743.39x = 2,899,309,128,135.97
  5. Step 5: Solve for x
    x = 2,899,309,128,135.97/2,553,743.39
  6. Step 6: Final answer
    x = 1,135,317.33

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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.