Home / 2,786,112.40-4,179,168.60-894,211.60

Finding the Fourth Proportional to 2,786,112.40, 4,179,168.60 and 894,211.60

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Solution

The fourth proportional to 2,786,112.40, 4,179,168.60 and 894,211.60 is: 1,341,317.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,112.40 : 4,179,168.60 = 894,211.60 : x
  2. Step 2: Convert to fraction form
    2,786,112.40/4,179,168.60 = 894,211.60/x
  3. Step 3: Cross multiply
    2,786,112.40x = 4,179,168.60 × 894,211.60
  4. Step 4: Simplify right side
    2,786,112.40x = 3,737,061,040,475.76
  5. Step 5: Solve for x
    x = 3,737,061,040,475.76/2,786,112.40
  6. Step 6: Final answer
    x = 1,341,317.40

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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.