Home / 3,951,775.97-5,453,459.97-2,209,507.45

Finding the Fourth Proportional to 3,951,775.97, 5,453,459.97 and 2,209,507.45

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Solution

The fourth proportional to 3,951,775.97, 5,453,459.97 and 2,209,507.45 is: 3,049,125.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951,775.97 : 5,453,459.97 = 2,209,507.45 : x
  2. Step 2: Convert to fraction form
    3,951,775.97/5,453,459.97 = 2,209,507.45/x
  3. Step 3: Cross multiply
    3,951,775.97x = 5,453,459.97 × 2,209,507.45
  4. Step 4: Simplify right side
    3,951,775.97x = 12,049,460,410,072.47
  5. Step 5: Solve for x
    x = 12,049,460,410,072.47/3,951,775.97
  6. Step 6: Final answer
    x = 3,049,125.38

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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.