Home / 1,305,670.57-1,801,363.48-853,224.01

Finding the Fourth Proportional to 1,305,670.57, 1,801,363.48 and 853,224.01

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Solution

The fourth proportional to 1,305,670.57, 1,801,363.48 and 853,224.01 is: 1,177,147.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,670.57 : 1,801,363.48 = 853,224.01 : x
  2. Step 2: Convert to fraction form
    1,305,670.57/1,801,363.48 = 853,224.01/x
  3. Step 3: Cross multiply
    1,305,670.57x = 1,801,363.48 × 853,224.01
  4. Step 4: Simplify right side
    1,305,670.57x = 1,536,966,565,236.69
  5. Step 5: Solve for x
    x = 1,536,966,565,236.69/1,305,670.57
  6. Step 6: Final answer
    x = 1,177,147.29

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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.