Home / 3,643,890.20-5,469,152.14-1,939,464.44

Finding the Fourth Proportional to 3,643,890.20, 5,469,152.14 and 1,939,464.44

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Solution

The fourth proportional to 3,643,890.20, 5,469,152.14 and 1,939,464.44 is: 2,910,962.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643,890.20 : 5,469,152.14 = 1,939,464.44 : x
  2. Step 2: Convert to fraction form
    3,643,890.20/5,469,152.14 = 1,939,464.44/x
  3. Step 3: Cross multiply
    3,643,890.20x = 5,469,152.14 × 1,939,464.44
  4. Step 4: Simplify right side
    3,643,890.20x = 10,607,226,092,479.90
  5. Step 5: Solve for x
    x = 10,607,226,092,479.90/3,643,890.20
  6. Step 6: Final answer
    x = 2,910,962.05

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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.