Home / 1,961,400.24-2,942,018.77-682,297.37

Finding the Fourth Proportional to 1,961,400.24, 2,942,018.77 and 682,297.37

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Solution

The fourth proportional to 1,961,400.24, 2,942,018.77 and 682,297.37 is: 1,023,417.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,961,400.24 : 2,942,018.77 = 682,297.37 : x
  2. Step 2: Convert to fraction form
    1,961,400.24/2,942,018.77 = 682,297.37/x
  3. Step 3: Cross multiply
    1,961,400.24x = 2,942,018.77 × 682,297.37
  4. Step 4: Simplify right side
    1,961,400.24x = 2,007,331,681,706.53
  5. Step 5: Solve for x
    x = 2,007,331,681,706.53/1,961,400.24
  6. Step 6: Final answer
    x = 1,023,417.68

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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.