Home / 1,078,162.88-1,617,244.32-605,180.48

Finding the Fourth Proportional to 1,078,162.88, 1,617,244.32 and 605,180.48

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Solution

The fourth proportional to 1,078,162.88, 1,617,244.32 and 605,180.48 is: 907,770.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,162.88 : 1,617,244.32 = 605,180.48 : x
  2. Step 2: Convert to fraction form
    1,078,162.88/1,617,244.32 = 605,180.48/x
  3. Step 3: Cross multiply
    1,078,162.88x = 1,617,244.32 × 605,180.48
  4. Step 4: Simplify right side
    1,078,162.88x = 978,724,693,854.87
  5. Step 5: Solve for x
    x = 978,724,693,854.87/1,078,162.88
  6. Step 6: Final answer
    x = 907,770.72

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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.