Home / 3,008,993.45-4,151,321.24-1,977,057.05

Finding the Fourth Proportional to 3,008,993.45, 4,151,321.24 and 1,977,057.05

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Solution

The fourth proportional to 3,008,993.45, 4,151,321.24 and 1,977,057.05 is: 2,727,622.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008,993.45 : 4,151,321.24 = 1,977,057.05 : x
  2. Step 2: Convert to fraction form
    3,008,993.45/4,151,321.24 = 1,977,057.05/x
  3. Step 3: Cross multiply
    3,008,993.45x = 4,151,321.24 × 1,977,057.05
  4. Step 4: Simplify right side
    3,008,993.45x = 8,207,398,893,714.85
  5. Step 5: Solve for x
    x = 8,207,398,893,714.85/3,008,993.45
  6. Step 6: Final answer
    x = 2,727,622.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.