Home / 816,092.20-1,224,138.30-810,843.40

Finding the Fourth Proportional to 816,092.20, 1,224,138.30 and 810,843.40

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Solution

The fourth proportional to 816,092.20, 1,224,138.30 and 810,843.40 is: 1,216,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,092.20 : 1,224,138.30 = 810,843.40 : x
  2. Step 2: Convert to fraction form
    816,092.20/1,224,138.30 = 810,843.40/x
  3. Step 3: Cross multiply
    816,092.20x = 1,224,138.30 × 810,843.40
  4. Step 4: Simplify right side
    816,092.20x = 992,584,461,242.22
  5. Step 5: Solve for x
    x = 992,584,461,242.22/816,092.20
  6. Step 6: Final answer
    x = 1,216,265.10

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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.