Home / 1,463,022.89-2,018,974.54-818,453.85

Finding the Fourth Proportional to 1,463,022.89, 2,018,974.54 and 818,453.85

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Solution

The fourth proportional to 1,463,022.89, 2,018,974.54 and 818,453.85 is: 1,129,467.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,022.89 : 2,018,974.54 = 818,453.85 : x
  2. Step 2: Convert to fraction form
    1,463,022.89/2,018,974.54 = 818,453.85/x
  3. Step 3: Cross multiply
    1,463,022.89x = 2,018,974.54 × 818,453.85
  4. Step 4: Simplify right side
    1,463,022.89x = 1,652,437,485,314.98
  5. Step 5: Solve for x
    x = 1,652,437,485,314.98/1,463,022.89
  6. Step 6: Final answer
    x = 1,129,467.96

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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.