Home / 4,193,134.72-6,289,667.52-1,201,321.60

Finding the Fourth Proportional to 4,193,134.72, 6,289,667.52 and 1,201,321.60

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Solution

The fourth proportional to 4,193,134.72, 6,289,667.52 and 1,201,321.60 is: 1,801,972.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193,134.72 : 6,289,667.52 = 1,201,321.60 : x
  2. Step 2: Convert to fraction form
    4,193,134.72/6,289,667.52 = 1,201,321.60/x
  3. Step 3: Cross multiply
    4,193,134.72x = 6,289,667.52 × 1,201,321.60
  4. Step 4: Simplify right side
    4,193,134.72x = 7,555,913,448,594.43
  5. Step 5: Solve for x
    x = 7,555,913,448,594.43/4,193,134.72
  6. Step 6: Final answer
    x = 1,801,972.50

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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.