Home / 3,878,503.85-5,815,809.34-2,259,795.80

Finding the Fourth Proportional to 3,878,503.85, 5,815,809.34 and 2,259,795.80

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Solution

The fourth proportional to 3,878,503.85, 5,815,809.34 and 2,259,795.80 is: 3,388,559.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,878,503.85 : 5,815,809.34 = 2,259,795.80 : x
  2. Step 2: Convert to fraction form
    3,878,503.85/5,815,809.34 = 2,259,795.80/x
  3. Step 3: Cross multiply
    3,878,503.85x = 5,815,809.34 × 2,259,795.80
  4. Step 4: Simplify right side
    3,878,503.85x = 13,142,541,485,404.24
  5. Step 5: Solve for x
    x = 13,142,541,485,404.24/3,878,503.85
  6. Step 6: Final answer
    x = 3,388,559.61

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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.