Home / 3,171,996.36-4,377,237.66-1,721,660.94

Finding the Fourth Proportional to 3,171,996.36, 4,377,237.66 and 1,721,660.94

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Solution

The fourth proportional to 3,171,996.36, 4,377,237.66 and 1,721,660.94 is: 2,375,828.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,996.36 : 4,377,237.66 = 1,721,660.94 : x
  2. Step 2: Convert to fraction form
    3,171,996.36/4,377,237.66 = 1,721,660.94/x
  3. Step 3: Cross multiply
    3,171,996.36x = 4,377,237.66 × 1,721,660.94
  4. Step 4: Simplify right side
    3,171,996.36x = 7,536,119,104,319
  5. Step 5: Solve for x
    x = 7,536,119,104,319/3,171,996.36
  6. Step 6: Final answer
    x = 2,375,828.42

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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.