Home / 1,491,849.54-2,058,752.58-812,786.04

Finding the Fourth Proportional to 1,491,849.54, 2,058,752.58 and 812,786.04

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Solution

The fourth proportional to 1,491,849.54, 2,058,752.58 and 812,786.04 is: 1,121,644.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,849.54 : 2,058,752.58 = 812,786.04 : x
  2. Step 2: Convert to fraction form
    1,491,849.54/2,058,752.58 = 812,786.04/x
  3. Step 3: Cross multiply
    1,491,849.54x = 2,058,752.58 × 812,786.04
  4. Step 4: Simplify right side
    1,491,849.54x = 1,673,325,356,837.98
  5. Step 5: Solve for x
    x = 1,673,325,356,837.98/1,491,849.54
  6. Step 6: Final answer
    x = 1,121,644.85

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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.