Home / 1,397,364.20-2,096,046.30-400,092.20

Finding the Fourth Proportional to 1,397,364.20, 2,096,046.30 and 400,092.20

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Solution

The fourth proportional to 1,397,364.20, 2,096,046.30 and 400,092.20 is: 600,138.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,364.20 : 2,096,046.30 = 400,092.20 : x
  2. Step 2: Convert to fraction form
    1,397,364.20/2,096,046.30 = 400,092.20/x
  3. Step 3: Cross multiply
    1,397,364.20x = 2,096,046.30 × 400,092.20
  4. Step 4: Simplify right side
    1,397,364.20x = 838,611,775,468.86
  5. Step 5: Solve for x
    x = 838,611,775,468.86/1,397,364.20
  6. Step 6: Final answer
    x = 600,138.30

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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.