Home / 994,480.80-1,491,721.20-889,504.80

Finding the Fourth Proportional to 994,480.80, 1,491,721.20 and 889,504.80

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Solution

The fourth proportional to 994,480.80, 1,491,721.20 and 889,504.80 is: 1,334,257.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,480.80 : 1,491,721.20 = 889,504.80 : x
  2. Step 2: Convert to fraction form
    994,480.80/1,491,721.20 = 889,504.80/x
  3. Step 3: Cross multiply
    994,480.80x = 1,491,721.20 × 889,504.80
  4. Step 4: Simplify right side
    994,480.80x = 1,326,893,167,661.76
  5. Step 5: Solve for x
    x = 1,326,893,167,661.76/994,480.80
  6. Step 6: Final answer
    x = 1,334,257.20

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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.