Home / 1,818,233.60-2,727,091.20-620,211.20

Finding the Fourth Proportional to 1,818,233.60, 2,727,091.20 and 620,211.20

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Solution

The fourth proportional to 1,818,233.60, 2,727,091.20 and 620,211.20 is: 930,228.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,233.60 : 2,727,091.20 = 620,211.20 : x
  2. Step 2: Convert to fraction form
    1,818,233.60/2,727,091.20 = 620,211.20/x
  3. Step 3: Cross multiply
    1,818,233.60x = 2,727,091.20 × 620,211.20
  4. Step 4: Simplify right side
    1,818,233.60x = 1,691,372,505,661.44
  5. Step 5: Solve for x
    x = 1,691,372,505,661.44/1,818,233.60
  6. Step 6: Final answer
    x = 930,228.39

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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.