Home / 2,777,426.42-4,165,278.12-979,889.54

Finding the Fourth Proportional to 2,777,426.42, 4,165,278.12 and 979,889.54

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Solution

The fourth proportional to 2,777,426.42, 4,165,278.12 and 979,889.54 is: 1,469,530.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,426.42 : 4,165,278.12 = 979,889.54 : x
  2. Step 2: Convert to fraction form
    2,777,426.42/4,165,278.12 = 979,889.54/x
  3. Step 3: Cross multiply
    2,777,426.42x = 4,165,278.12 × 979,889.54
  4. Step 4: Simplify right side
    2,777,426.42x = 4,081,512,440,152.47
  5. Step 5: Solve for x
    x = 4,081,512,440,152.47/2,777,426.42
  6. Step 6: Final answer
    x = 1,469,530.36

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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.