Home / 1,274,789.54-1,759,142.76-701,717.78

Finding the Fourth Proportional to 1,274,789.54, 1,759,142.76 and 701,717.78

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Solution

The fourth proportional to 1,274,789.54, 1,759,142.76 and 701,717.78 is: 968,333.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,789.54 : 1,759,142.76 = 701,717.78 : x
  2. Step 2: Convert to fraction form
    1,274,789.54/1,759,142.76 = 701,717.78/x
  3. Step 3: Cross multiply
    1,274,789.54x = 1,759,142.76 × 701,717.78
  4. Step 4: Simplify right side
    1,274,789.54x = 1,234,421,752,250.27
  5. Step 5: Solve for x
    x = 1,234,421,752,250.27/1,274,789.54
  6. Step 6: Final answer
    x = 968,333.76

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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.