Home / 3,631,798.20-5,447,697.30-972,406.20

Finding the Fourth Proportional to 3,631,798.20, 5,447,697.30 and 972,406.20

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Solution

The fourth proportional to 3,631,798.20, 5,447,697.30 and 972,406.20 is: 1,458,609.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631,798.20 : 5,447,697.30 = 972,406.20 : x
  2. Step 2: Convert to fraction form
    3,631,798.20/5,447,697.30 = 972,406.20/x
  3. Step 3: Cross multiply
    3,631,798.20x = 5,447,697.30 × 972,406.20
  4. Step 4: Simplify right side
    3,631,798.20x = 5,297,374,630,243.26
  5. Step 5: Solve for x
    x = 5,297,374,630,243.26/3,631,798.20
  6. Step 6: Final answer
    x = 1,458,609.30

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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.