Home / 2,171,082.60-2,995,971.84-1,204,143.48

Finding the Fourth Proportional to 2,171,082.60, 2,995,971.84 and 1,204,143.48

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Solution

The fourth proportional to 2,171,082.60, 2,995,971.84 and 1,204,143.48 is: 1,661,650.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,082.60 : 2,995,971.84 = 1,204,143.48 : x
  2. Step 2: Convert to fraction form
    2,171,082.60/2,995,971.84 = 1,204,143.48/x
  3. Step 3: Cross multiply
    2,171,082.60x = 2,995,971.84 × 1,204,143.48
  4. Step 4: Simplify right side
    2,171,082.60x = 3,607,579,957,399.60
  5. Step 5: Solve for x
    x = 3,607,579,957,399.60/2,171,082.60
  6. Step 6: Final answer
    x = 1,661,650.26

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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.