Home / 1,040,482.56-1,560,725.83-401,087.39

Finding the Fourth Proportional to 1,040,482.56, 1,560,725.83 and 401,087.39

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Solution

The fourth proportional to 1,040,482.56, 1,560,725.83 and 401,087.39 is: 601,631.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,482.56 : 1,560,725.83 = 401,087.39 : x
  2. Step 2: Convert to fraction form
    1,040,482.56/1,560,725.83 = 401,087.39/x
  3. Step 3: Cross multiply
    1,040,482.56x = 1,560,725.83 × 401,087.39
  4. Step 4: Simplify right side
    1,040,482.56x = 625,987,449,660.28
  5. Step 5: Solve for x
    x = 625,987,449,660.28/1,040,482.56
  6. Step 6: Final answer
    x = 601,631.85

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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.