Home / 3,211,383.78-4,431,770.52-1,760,992.72

Finding the Fourth Proportional to 3,211,383.78, 4,431,770.52 and 1,760,992.72

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Solution

The fourth proportional to 3,211,383.78, 4,431,770.52 and 1,760,992.72 is: 2,430,203.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,383.78 : 4,431,770.52 = 1,760,992.72 : x
  2. Step 2: Convert to fraction form
    3,211,383.78/4,431,770.52 = 1,760,992.72/x
  3. Step 3: Cross multiply
    3,211,383.78x = 4,431,770.52 × 1,760,992.72
  4. Step 4: Simplify right side
    3,211,383.78x = 7,804,315,604,747.47
  5. Step 5: Solve for x
    x = 7,804,315,604,747.47/3,211,383.78
  6. Step 6: Final answer
    x = 2,430,203.35

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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.