Home / 2,777,381.19-4,165,218.89-979,844.29

Finding the Fourth Proportional to 2,777,381.19, 4,165,218.89 and 979,844.29

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Solution

The fourth proportional to 2,777,381.19, 4,165,218.89 and 979,844.29 is: 1,469,465.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,381.19 : 4,165,218.89 = 979,844.29 : x
  2. Step 2: Convert to fraction form
    2,777,381.19/4,165,218.89 = 979,844.29/x
  3. Step 3: Cross multiply
    2,777,381.19x = 4,165,218.89 × 979,844.29
  4. Step 4: Simplify right side
    2,777,381.19x = 4,081,265,948,416.25
  5. Step 5: Solve for x
    x = 4,081,265,948,416.25/2,777,381.19
  6. Step 6: Final answer
    x = 1,469,465.54

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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.