Home / 3,961,169.80-5,943,961.82-2,139,497.89

Finding the Fourth Proportional to 3,961,169.80, 5,943,961.82 and 2,139,497.89

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Solution

The fourth proportional to 3,961,169.80, 5,943,961.82 and 2,139,497.89 is: 3,210,438.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961,169.80 : 5,943,961.82 = 2,139,497.89 : x
  2. Step 2: Convert to fraction form
    3,961,169.80/5,943,961.82 = 2,139,497.89/x
  3. Step 3: Cross multiply
    3,961,169.80x = 5,943,961.82 × 2,139,497.89
  4. Step 4: Simplify right side
    3,961,169.80x = 12,717,093,772,130.56
  5. Step 5: Solve for x
    x = 12,717,093,772,130.56/3,961,169.80
  6. Step 6: Final answer
    x = 3,210,438.94

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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.