Home / 3,434,072.32-4,739,037.60-2,145,659.86

Finding the Fourth Proportional to 3,434,072.32, 4,739,037.60 and 2,145,659.86

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Solution

The fourth proportional to 3,434,072.32, 4,739,037.60 and 2,145,659.86 is: 2,961,021.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434,072.32 : 4,739,037.60 = 2,145,659.86 : x
  2. Step 2: Convert to fraction form
    3,434,072.32/4,739,037.60 = 2,145,659.86/x
  3. Step 3: Cross multiply
    3,434,072.32x = 4,739,037.60 × 2,145,659.86
  4. Step 4: Simplify right side
    3,434,072.32x = 10,168,362,753,350.73
  5. Step 5: Solve for x
    x = 10,168,362,753,350.73/3,434,072.32
  6. Step 6: Final answer
    x = 2,961,021.73

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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.