Home / 2,191,187.40-3,286,781.10-615,046.60

Finding the Fourth Proportional to 2,191,187.40, 3,286,781.10 and 615,046.60

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Solution

The fourth proportional to 2,191,187.40, 3,286,781.10 and 615,046.60 is: 922,569.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,187.40 : 3,286,781.10 = 615,046.60 : x
  2. Step 2: Convert to fraction form
    2,191,187.40/3,286,781.10 = 615,046.60/x
  3. Step 3: Cross multiply
    2,191,187.40x = 3,286,781.10 × 615,046.60
  4. Step 4: Simplify right side
    2,191,187.40x = 2,021,523,540,499.26
  5. Step 5: Solve for x
    x = 2,021,523,540,499.26/2,191,187.40
  6. Step 6: Final answer
    x = 922,569.90

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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.