Home / 1,078,165.88-1,617,248.82-605,183.48

Finding the Fourth Proportional to 1,078,165.88, 1,617,248.82 and 605,183.48

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Solution

The fourth proportional to 1,078,165.88, 1,617,248.82 and 605,183.48 is: 907,775.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,165.88 : 1,617,248.82 = 605,183.48 : x
  2. Step 2: Convert to fraction form
    1,078,165.88/1,617,248.82 = 605,183.48/x
  3. Step 3: Cross multiply
    1,078,165.88x = 1,617,248.82 × 605,183.48
  4. Step 4: Simplify right side
    1,078,165.88x = 978,732,268,913.49
  5. Step 5: Solve for x
    x = 978,732,268,913.49/1,078,165.88
  6. Step 6: Final answer
    x = 907,775.22

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.