Home / 1,082,625.80-1,623,938.70-491,649.80

Finding the Fourth Proportional to 1,082,625.80, 1,623,938.70 and 491,649.80

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Solution

The fourth proportional to 1,082,625.80, 1,623,938.70 and 491,649.80 is: 737,474.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,625.80 : 1,623,938.70 = 491,649.80 : x
  2. Step 2: Convert to fraction form
    1,082,625.80/1,623,938.70 = 491,649.80/x
  3. Step 3: Cross multiply
    1,082,625.80x = 1,623,938.70 × 491,649.80
  4. Step 4: Simplify right side
    1,082,625.80x = 798,409,137,067.26
  5. Step 5: Solve for x
    x = 798,409,137,067.26/1,082,625.80
  6. Step 6: Final answer
    x = 737,474.70

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Double scale
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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.