Home / 1,940,408.27-2,658,368.82-1,867,682.28

Finding the Fourth Proportional to 1,940,408.27, 2,658,368.82 and 1,867,682.28

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Solution

The fourth proportional to 1,940,408.27, 2,658,368.82 and 1,867,682.28 is: 2,558,733.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,408.27 : 2,658,368.82 = 1,867,682.28 : x
  2. Step 2: Convert to fraction form
    1,940,408.27/2,658,368.82 = 1,867,682.28/x
  3. Step 3: Cross multiply
    1,940,408.27x = 2,658,368.82 × 1,867,682.28
  4. Step 4: Simplify right side
    1,940,408.27x = 4,964,988,338,818.51
  5. Step 5: Solve for x
    x = 4,964,988,338,818.51/1,940,408.27
  6. Step 6: Final answer
    x = 2,558,733.85

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.