Home / 4,468,493.20-6,704,489.40-1,628,892.40

Finding the Fourth Proportional to 4,468,493.20, 6,704,489.40 and 1,628,892.40

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Solution

The fourth proportional to 4,468,493.20, 6,704,489.40 and 1,628,892.40 is: 2,443,976.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,468,493.20 : 6,704,489.40 = 1,628,892.40 : x
  2. Step 2: Convert to fraction form
    4,468,493.20/6,704,489.40 = 1,628,892.40/x
  3. Step 3: Cross multiply
    4,468,493.20x = 6,704,489.40 × 1,628,892.40
  4. Step 4: Simplify right side
    4,468,493.20x = 10,920,891,829,540.56
  5. Step 5: Solve for x
    x = 10,920,891,829,540.56/4,468,493.20
  6. Step 6: Final answer
    x = 2,443,976.38

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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.