Home / 1,305,671.07-1,801,364.17-853,224.51

Finding the Fourth Proportional to 1,305,671.07, 1,801,364.17 and 853,224.51

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Solution

The fourth proportional to 1,305,671.07, 1,801,364.17 and 853,224.51 is: 1,177,147.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,671.07 : 1,801,364.17 = 853,224.51 : x
  2. Step 2: Convert to fraction form
    1,305,671.07/1,801,364.17 = 853,224.51/x
  3. Step 3: Cross multiply
    1,305,671.07x = 1,801,364.17 × 853,224.51
  4. Step 4: Simplify right side
    1,305,671.07x = 1,536,968,057,013.68
  5. Step 5: Solve for x
    x = 1,536,968,057,013.68/1,305,671.07
  6. Step 6: Final answer
    x = 1,177,147.98

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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.