Home / 2,102,618.89-2,901,613.62-1,135,749.19

Finding the Fourth Proportional to 2,102,618.89, 2,901,613.62 and 1,135,749.19

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Solution

The fourth proportional to 2,102,618.89, 2,901,613.62 and 1,135,749.19 is: 1,567,333.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,618.89 : 2,901,613.62 = 1,135,749.19 : x
  2. Step 2: Convert to fraction form
    2,102,618.89/2,901,613.62 = 1,135,749.19/x
  3. Step 3: Cross multiply
    2,102,618.89x = 2,901,613.62 × 1,135,749.19
  4. Step 4: Simplify right side
    2,102,618.89x = 3,295,505,318,607.97
  5. Step 5: Solve for x
    x = 3,295,505,318,607.97/2,102,618.89
  6. Step 6: Final answer
    x = 1,567,333.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.