Home / 3,190,002.96-4,786,996.40-2,125,791.76

Finding the Fourth Proportional to 3,190,002.96, 4,786,996.40 and 2,125,791.76

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Solution

The fourth proportional to 3,190,002.96, 4,786,996.40 and 2,125,791.76 is: 3,190,015.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,002.96 : 4,786,996.40 = 2,125,791.76 : x
  2. Step 2: Convert to fraction form
    3,190,002.96/4,786,996.40 = 2,125,791.76/x
  3. Step 3: Cross multiply
    3,190,002.96x = 4,786,996.40 × 2,125,791.76
  4. Step 4: Simplify right side
    3,190,002.96x = 10,176,157,502,269.66
  5. Step 5: Solve for x
    x = 10,176,157,502,269.66/3,190,002.96
  6. Step 6: Final answer
    x = 3,190,015.07

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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.