Home / 3,631,796.20-5,447,694.30-972,404.20

Finding the Fourth Proportional to 3,631,796.20, 5,447,694.30 and 972,404.20

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Solution

The fourth proportional to 3,631,796.20, 5,447,694.30 and 972,404.20 is: 1,458,606.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631,796.20 : 5,447,694.30 = 972,404.20 : x
  2. Step 2: Convert to fraction form
    3,631,796.20/5,447,694.30 = 972,404.20/x
  3. Step 3: Cross multiply
    3,631,796.20x = 5,447,694.30 × 972,404.20
  4. Step 4: Simplify right side
    3,631,796.20x = 5,297,360,817,636.06
  5. Step 5: Solve for x
    x = 5,297,360,817,636.06/3,631,796.20
  6. Step 6: Final answer
    x = 1,458,606.30

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Double scale
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Similar ratio
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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.