Home / 1,021,910.33-1,410,168.78-613,769.66

Finding the Fourth Proportional to 1,021,910.33, 1,410,168.78 and 613,769.66

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Solution

The fourth proportional to 1,021,910.33, 1,410,168.78 and 613,769.66 is: 846,961.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,910.33 : 1,410,168.78 = 613,769.66 : x
  2. Step 2: Convert to fraction form
    1,021,910.33/1,410,168.78 = 613,769.66/x
  3. Step 3: Cross multiply
    1,021,910.33x = 1,410,168.78 × 613,769.66
  4. Step 4: Simplify right side
    1,021,910.33x = 865,518,805,592.37
  5. Step 5: Solve for x
    x = 865,518,805,592.37/1,021,910.33
  6. Step 6: Final answer
    x = 846,961.60

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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.