Home / 3,644,140.58-5,465,650.14-1,215,336.56

Finding the Fourth Proportional to 3,644,140.58, 5,465,650.14 and 1,215,336.56

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Solution

The fourth proportional to 3,644,140.58, 5,465,650.14 and 1,215,336.56 is: 1,822,817.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644,140.58 : 5,465,650.14 = 1,215,336.56 : x
  2. Step 2: Convert to fraction form
    3,644,140.58/5,465,650.14 = 1,215,336.56/x
  3. Step 3: Cross multiply
    3,644,140.58x = 5,465,650.14 × 1,215,336.56
  4. Step 4: Simplify right side
    3,644,140.58x = 6,642,604,439,311.12
  5. Step 5: Solve for x
    x = 6,642,604,439,311.12/3,644,140.58
  6. Step 6: Final answer
    x = 1,822,817.83

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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.