Home / 2,772,588.83-4,159,279.97-853,662.38

Finding the Fourth Proportional to 2,772,588.83, 4,159,279.97 and 853,662.38

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Solution

The fourth proportional to 2,772,588.83, 4,159,279.97 and 853,662.38 is: 1,280,615.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,588.83 : 4,159,279.97 = 853,662.38 : x
  2. Step 2: Convert to fraction form
    2,772,588.83/4,159,279.97 = 853,662.38/x
  3. Step 3: Cross multiply
    2,772,588.83x = 4,159,279.97 × 853,662.38
  4. Step 4: Simplify right side
    2,772,588.83x = 3,550,620,813,211.82
  5. Step 5: Solve for x
    x = 3,550,620,813,211.82/2,772,588.83
  6. Step 6: Final answer
    x = 1,280,615.71

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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.