Home / 1,647,229.11-2,470,264.80-494,131.84

Finding the Fourth Proportional to 1,647,229.11, 2,470,264.80 and 494,131.84

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Solution

The fourth proportional to 1,647,229.11, 2,470,264.80 and 494,131.84 is: 741,024.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,229.11 : 2,470,264.80 = 494,131.84 : x
  2. Step 2: Convert to fraction form
    1,647,229.11/2,470,264.80 = 494,131.84/x
  3. Step 3: Cross multiply
    1,647,229.11x = 2,470,264.80 × 494,131.84
  4. Step 4: Simplify right side
    1,647,229.11x = 1,220,636,496,777.82
  5. Step 5: Solve for x
    x = 1,220,636,496,777.82/1,647,229.11
  6. Step 6: Final answer
    x = 741,024.12

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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.