Home / 3,866,130.48-5,335,183.08-2,147,192.22

Finding the Fourth Proportional to 3,866,130.48, 5,335,183.08 and 2,147,192.22

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Solution

The fourth proportional to 3,866,130.48, 5,335,183.08 and 2,147,192.22 is: 2,963,082.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,866,130.48 : 5,335,183.08 = 2,147,192.22 : x
  2. Step 2: Convert to fraction form
    3,866,130.48/5,335,183.08 = 2,147,192.22/x
  3. Step 3: Cross multiply
    3,866,130.48x = 5,335,183.08 × 2,147,192.22
  4. Step 4: Simplify right side
    3,866,130.48x = 11,455,663,601,651.64
  5. Step 5: Solve for x
    x = 11,455,663,601,651.64/3,866,130.48
  6. Step 6: Final answer
    x = 2,963,082.51

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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.