Home / 1,115,052.55-1,538,774.36-605,755.33

Finding the Fourth Proportional to 1,115,052.55, 1,538,774.36 and 605,755.33

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Solution

The fourth proportional to 1,115,052.55, 1,538,774.36 and 605,755.33 is: 835,943.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,052.55 : 1,538,774.36 = 605,755.33 : x
  2. Step 2: Convert to fraction form
    1,115,052.55/1,538,774.36 = 605,755.33/x
  3. Step 3: Cross multiply
    1,115,052.55x = 1,538,774.36 × 605,755.33
  4. Step 4: Simplify right side
    1,115,052.55x = 932,120,770,237.34
  5. Step 5: Solve for x
    x = 932,120,770,237.34/1,115,052.55
  6. Step 6: Final answer
    x = 835,943.36

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Double scale
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1.5x scale

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.