Home / 1,410,403.88-1,946,337.26-798,540.78

Finding the Fourth Proportional to 1,410,403.88, 1,946,337.26 and 798,540.78

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Solution

The fourth proportional to 1,410,403.88, 1,946,337.26 and 798,540.78 is: 1,101,974.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,403.88 : 1,946,337.26 = 798,540.78 : x
  2. Step 2: Convert to fraction form
    1,410,403.88/1,946,337.26 = 798,540.78/x
  3. Step 3: Cross multiply
    1,410,403.88x = 1,946,337.26 × 798,540.78
  4. Step 4: Simplify right side
    1,410,403.88x = 1,554,229,673,743.46
  5. Step 5: Solve for x
    x = 1,554,229,673,743.46/1,410,403.88
  6. Step 6: Final answer
    x = 1,101,974.90

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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.