Home / 1,505,971.36-2,078,274-826,910.56

Finding the Fourth Proportional to 1,505,971.36, 2,078,274 and 826,910.56

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Solution

The fourth proportional to 1,505,971.36, 2,078,274 and 826,910.56 is: 1,141,154.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,971.36 : 2,078,274 = 826,910.56 : x
  2. Step 2: Convert to fraction form
    1,505,971.36/2,078,274 = 826,910.56/x
  3. Step 3: Cross multiply
    1,505,971.36x = 2,078,274 × 826,910.56
  4. Step 4: Simplify right side
    1,505,971.36x = 1,718,546,717,173.44
  5. Step 5: Solve for x
    x = 1,718,546,717,173.44/1,505,971.36
  6. Step 6: Final answer
    x = 1,141,154.98

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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.