Home / 3,961,168.80-5,943,960.32-2,139,496.89

Finding the Fourth Proportional to 3,961,168.80, 5,943,960.32 and 2,139,496.89

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Solution

The fourth proportional to 3,961,168.80, 5,943,960.32 and 2,139,496.89 is: 3,210,437.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961,168.80 : 5,943,960.32 = 2,139,496.89 : x
  2. Step 2: Convert to fraction form
    3,961,168.80/5,943,960.32 = 2,139,496.89/x
  3. Step 3: Cross multiply
    3,961,168.80x = 5,943,960.32 × 2,139,496.89
  4. Step 4: Simplify right side
    3,961,168.80x = 12,717,084,608,225.92
  5. Step 5: Solve for x
    x = 12,717,084,608,225.92/3,961,168.80
  6. Step 6: Final answer
    x = 3,210,437.44

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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.