Home / 1,084,166.20-1,625,601.30-663,743.80

Finding the Fourth Proportional to 1,084,166.20, 1,625,601.30 and 663,743.80

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Solution

The fourth proportional to 1,084,166.20, 1,625,601.30 and 663,743.80 is: 995,218.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,166.20 : 1,625,601.30 = 663,743.80 : x
  2. Step 2: Convert to fraction form
    1,084,166.20/1,625,601.30 = 663,743.80/x
  3. Step 3: Cross multiply
    1,084,166.20x = 1,625,601.30 × 663,743.80
  4. Step 4: Simplify right side
    1,084,166.20x = 1,078,982,784,146.94
  5. Step 5: Solve for x
    x = 1,078,982,784,146.94/1,084,166.20
  6. Step 6: Final answer
    x = 995,218.98

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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.