Home / 3,377,978.26-5,069,047.10-1,328,278.12

Finding the Fourth Proportional to 3,377,978.26, 5,069,047.10 and 1,328,278.12

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Solution

The fourth proportional to 3,377,978.26, 5,069,047.10 and 1,328,278.12 is: 1,993,234.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377,978.26 : 5,069,047.10 = 1,328,278.12 : x
  2. Step 2: Convert to fraction form
    3,377,978.26/5,069,047.10 = 1,328,278.12/x
  3. Step 3: Cross multiply
    3,377,978.26x = 5,069,047.10 × 1,328,278.12
  4. Step 4: Simplify right side
    3,377,978.26x = 6,733,104,352,179.45
  5. Step 5: Solve for x
    x = 6,733,104,352,179.45/3,377,978.26
  6. Step 6: Final answer
    x = 1,993,234.96

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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.