Home / 1,234,123.80-1,852,898.82-635,512.60

Finding the Fourth Proportional to 1,234,123.80, 1,852,898.82 and 635,512.60

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Solution

The fourth proportional to 1,234,123.80, 1,852,898.82 and 635,512.60 is: 954,151.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,123.80 : 1,852,898.82 = 635,512.60 : x
  2. Step 2: Convert to fraction form
    1,234,123.80/1,852,898.82 = 635,512.60/x
  3. Step 3: Cross multiply
    1,234,123.80x = 1,852,898.82 × 635,512.60
  4. Step 4: Simplify right side
    1,234,123.80x = 1,177,540,546,635.13
  5. Step 5: Solve for x
    x = 1,177,540,546,635.13/1,234,123.80
  6. Step 6: Final answer
    x = 954,151.07

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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.