Home / 3,719,969.91-5,134,118.75-2,270,507.64

Finding the Fourth Proportional to 3,719,969.91, 5,134,118.75 and 2,270,507.64

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Solution

The fourth proportional to 3,719,969.91, 5,134,118.75 and 2,270,507.64 is: 3,133,642.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719,969.91 : 5,134,118.75 = 2,270,507.64 : x
  2. Step 2: Convert to fraction form
    3,719,969.91/5,134,118.75 = 2,270,507.64/x
  3. Step 3: Cross multiply
    3,719,969.91x = 5,134,118.75 × 2,270,507.64
  4. Step 4: Simplify right side
    3,719,969.91x = 11,657,055,846,542.25
  5. Step 5: Solve for x
    x = 11,657,055,846,542.25/3,719,969.91
  6. Step 6: Final answer
    x = 3,133,642.51

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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.