Home / 4,080,709.80-6,115,815.90-2,481,575.40

Finding the Fourth Proportional to 4,080,709.80, 6,115,815.90 and 2,481,575.40

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Solution

The fourth proportional to 4,080,709.80, 6,115,815.90 and 2,481,575.40 is: 3,719,171.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,709.80 : 6,115,815.90 = 2,481,575.40 : x
  2. Step 2: Convert to fraction form
    4,080,709.80/6,115,815.90 = 2,481,575.40/x
  3. Step 3: Cross multiply
    4,080,709.80x = 6,115,815.90 × 2,481,575.40
  4. Step 4: Simplify right side
    4,080,709.80x = 15,176,858,288,368.86
  5. Step 5: Solve for x
    x = 15,176,858,288,368.86/4,080,709.80
  6. Step 6: Final answer
    x = 3,719,171.18

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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.