Home / 3,860,729.68-5,328,279.46-2,229,134.30

Finding the Fourth Proportional to 3,860,729.68, 5,328,279.46 and 2,229,134.30

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Solution

The fourth proportional to 3,860,729.68, 5,328,279.46 and 2,229,134.30 is: 3,076,478.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860,729.68 : 5,328,279.46 = 2,229,134.30 : x
  2. Step 2: Convert to fraction form
    3,860,729.68/5,328,279.46 = 2,229,134.30/x
  3. Step 3: Cross multiply
    3,860,729.68x = 5,328,279.46 × 2,229,134.30
  4. Step 4: Simplify right side
    3,860,729.68x = 11,877,450,504,271.48
  5. Step 5: Solve for x
    x = 11,877,450,504,271.48/3,860,729.68
  6. Step 6: Final answer
    x = 3,076,478.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.