Home / 3,008,987.55-4,514,604.89-1,212,380.71

Finding the Fourth Proportional to 3,008,987.55, 4,514,604.89 and 1,212,380.71

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Solution

The fourth proportional to 3,008,987.55, 4,514,604.89 and 1,212,380.71 is: 1,819,023.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008,987.55 : 4,514,604.89 = 1,212,380.71 : x
  2. Step 2: Convert to fraction form
    3,008,987.55/4,514,604.89 = 1,212,380.71/x
  3. Step 3: Cross multiply
    3,008,987.55x = 4,514,604.89 × 1,212,380.71
  4. Step 4: Simplify right side
    3,008,987.55x = 5,473,419,864,559.26
  5. Step 5: Solve for x
    x = 5,473,419,864,559.26/3,008,987.55
  6. Step 6: Final answer
    x = 1,819,023.77

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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.