Home / 2,132,563.95-3,198,845.52-853,747.02

Finding the Fourth Proportional to 2,132,563.95, 3,198,845.52 and 853,747.02

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Solution

The fourth proportional to 2,132,563.95, 3,198,845.52 and 853,747.02 is: 1,280,620.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,563.95 : 3,198,845.52 = 853,747.02 : x
  2. Step 2: Convert to fraction form
    2,132,563.95/3,198,845.52 = 853,747.02/x
  3. Step 3: Cross multiply
    2,132,563.95x = 3,198,845.52 × 853,747.02
  4. Step 4: Simplify right side
    2,132,563.95x = 2,731,004,830,140.35
  5. Step 5: Solve for x
    x = 2,731,004,830,140.35/2,132,563.95
  6. Step 6: Final answer
    x = 1,280,620.37

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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.