Home / 3,213,540.03-4,435,919.49-2,181,509.07

Finding the Fourth Proportional to 3,213,540.03, 4,435,919.49 and 2,181,509.07

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Solution

The fourth proportional to 3,213,540.03, 4,435,919.49 and 2,181,509.07 is: 3,011,320.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213,540.03 : 4,435,919.49 = 2,181,509.07 : x
  2. Step 2: Convert to fraction form
    3,213,540.03/4,435,919.49 = 2,181,509.07/x
  3. Step 3: Cross multiply
    3,213,540.03x = 4,435,919.49 × 2,181,509.07
  4. Step 4: Simplify right side
    3,213,540.03x = 9,676,998,601,224.77
  5. Step 5: Solve for x
    x = 9,676,998,601,224.77/3,213,540.03
  6. Step 6: Final answer
    x = 3,011,320.39

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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.