Home / 2,045,279.20-3,067,918.80-907,601.80

Finding the Fourth Proportional to 2,045,279.20, 3,067,918.80 and 907,601.80

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Solution

The fourth proportional to 2,045,279.20, 3,067,918.80 and 907,601.80 is: 1,361,402.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045,279.20 : 3,067,918.80 = 907,601.80 : x
  2. Step 2: Convert to fraction form
    2,045,279.20/3,067,918.80 = 907,601.80/x
  3. Step 3: Cross multiply
    2,045,279.20x = 3,067,918.80 × 907,601.80
  4. Step 4: Simplify right side
    2,045,279.20x = 2,784,448,625,133.84
  5. Step 5: Solve for x
    x = 2,784,448,625,133.84/2,045,279.20
  6. Step 6: Final answer
    x = 1,361,402.70

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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.