Home / 3,208,667.64-4,427,540.37-1,919,037.48

Finding the Fourth Proportional to 3,208,667.64, 4,427,540.37 and 1,919,037.48

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Solution

The fourth proportional to 3,208,667.64, 4,427,540.37 and 1,919,037.48 is: 2,648,019.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,667.64 : 4,427,540.37 = 1,919,037.48 : x
  2. Step 2: Convert to fraction form
    3,208,667.64/4,427,540.37 = 1,919,037.48/x
  3. Step 3: Cross multiply
    3,208,667.64x = 4,427,540.37 × 1,919,037.48
  4. Step 4: Simplify right side
    3,208,667.64x = 8,496,615,914,243.07
  5. Step 5: Solve for x
    x = 8,496,615,914,243.07/3,208,667.64
  6. Step 6: Final answer
    x = 2,648,019.95

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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.