Home / 3,171,864.60-4,757,796.90-928,002.60

Finding the Fourth Proportional to 3,171,864.60, 4,757,796.90 and 928,002.60

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Solution

The fourth proportional to 3,171,864.60, 4,757,796.90 and 928,002.60 is: 1,392,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,864.60 : 4,757,796.90 = 928,002.60 : x
  2. Step 2: Convert to fraction form
    3,171,864.60/4,757,796.90 = 928,002.60/x
  3. Step 3: Cross multiply
    3,171,864.60x = 4,757,796.90 × 928,002.60
  4. Step 4: Simplify right side
    3,171,864.60x = 4,415,247,893,471.94
  5. Step 5: Solve for x
    x = 4,415,247,893,471.94/3,171,864.60
  6. Step 6: Final answer
    x = 1,392,003.90

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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.