Home / 3,390,305.40-5,086,114.20-994,228.20

Finding the Fourth Proportional to 3,390,305.40, 5,086,114.20 and 994,228.20

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Solution

The fourth proportional to 3,390,305.40, 5,086,114.20 and 994,228.20 is: 1,491,534.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,305.40 : 5,086,114.20 = 994,228.20 : x
  2. Step 2: Convert to fraction form
    3,390,305.40/5,086,114.20 = 994,228.20/x
  3. Step 3: Cross multiply
    3,390,305.40x = 5,086,114.20 × 994,228.20
  4. Step 4: Simplify right side
    3,390,305.40x = 5,056,758,166,060.44
  5. Step 5: Solve for x
    x = 5,056,758,166,060.44/3,390,305.40
  6. Step 6: Final answer
    x = 1,491,534.71

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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.