Home / 3,203,654.82-4,422,319.11-2,101,505.64

Finding the Fourth Proportional to 3,203,654.82, 4,422,319.11 and 2,101,505.64

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Solution

The fourth proportional to 3,203,654.82, 4,422,319.11 and 2,101,505.64 is: 2,900,914.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203,654.82 : 4,422,319.11 = 2,101,505.64 : x
  2. Step 2: Convert to fraction form
    3,203,654.82/4,422,319.11 = 2,101,505.64/x
  3. Step 3: Cross multiply
    3,203,654.82x = 4,422,319.11 × 2,101,505.64
  4. Step 4: Simplify right side
    3,203,654.82x = 9,293,528,551,544.78
  5. Step 5: Solve for x
    x = 9,293,528,551,544.78/3,203,654.82
  6. Step 6: Final answer
    x = 2,900,914.45

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1.5x scale

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.