Home / 1,458,617.62-2,012,993.36-814,163.80

Finding the Fourth Proportional to 1,458,617.62, 2,012,993.36 and 814,163.80

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Solution

The fourth proportional to 1,458,617.62, 2,012,993.36 and 814,163.80 is: 1,123,602.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,617.62 : 2,012,993.36 = 814,163.80 : x
  2. Step 2: Convert to fraction form
    1,458,617.62/2,012,993.36 = 814,163.80/x
  3. Step 3: Cross multiply
    1,458,617.62x = 2,012,993.36 × 814,163.80
  4. Step 4: Simplify right side
    1,458,617.62x = 1,638,906,323,352.37
  5. Step 5: Solve for x
    x = 1,638,906,323,352.37/1,458,617.62
  6. Step 6: Final answer
    x = 1,123,602.44

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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.