Home / 1,546,709.46-2,320,982.73-836,721.78

Finding the Fourth Proportional to 1,546,709.46, 2,320,982.73 and 836,721.78

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Solution

The fourth proportional to 1,546,709.46, 2,320,982.73 and 836,721.78 is: 1,255,579.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546,709.46 : 2,320,982.73 = 836,721.78 : x
  2. Step 2: Convert to fraction form
    1,546,709.46/2,320,982.73 = 836,721.78/x
  3. Step 3: Cross multiply
    1,546,709.46x = 2,320,982.73 × 836,721.78
  4. Step 4: Simplify right side
    1,546,709.46x = 1,942,016,801,194.86
  5. Step 5: Solve for x
    x = 1,942,016,801,194.86/1,546,709.46
  6. Step 6: Final answer
    x = 1,255,579.57

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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.