Home / 2,556,439.38-3,527,872.92-1,394,885.34

Finding the Fourth Proportional to 2,556,439.38, 3,527,872.92 and 1,394,885.34

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Solution

The fourth proportional to 2,556,439.38, 3,527,872.92 and 1,394,885.34 is: 1,924,934.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556,439.38 : 3,527,872.92 = 1,394,885.34 : x
  2. Step 2: Convert to fraction form
    2,556,439.38/3,527,872.92 = 1,394,885.34/x
  3. Step 3: Cross multiply
    2,556,439.38x = 3,527,872.92 × 1,394,885.34
  4. Step 4: Simplify right side
    2,556,439.38x = 4,920,978,217,490.99
  5. Step 5: Solve for x
    x = 4,920,978,217,490.99/2,556,439.38
  6. Step 6: Final answer
    x = 1,924,934.44

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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.