Home / 2,227,928.64-3,338,899.46-1,215,533.50

Finding the Fourth Proportional to 2,227,928.64, 3,338,899.46 and 1,215,533.50

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Solution

The fourth proportional to 2,227,928.64, 3,338,899.46 and 1,215,533.50 is: 1,821,667.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,928.64 : 3,338,899.46 = 1,215,533.50 : x
  2. Step 2: Convert to fraction form
    2,227,928.64/3,338,899.46 = 1,215,533.50/x
  3. Step 3: Cross multiply
    2,227,928.64x = 3,338,899.46 × 1,215,533.50
  4. Step 4: Simplify right side
    2,227,928.64x = 4,058,544,146,761.91
  5. Step 5: Solve for x
    x = 4,058,544,146,761.91/2,227,928.64
  6. Step 6: Final answer
    x = 1,821,667.03

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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.