Home / 2,868,806.28-3,958,952.66-1,579,643.56

Finding the Fourth Proportional to 2,868,806.28, 3,958,952.66 and 1,579,643.56

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Solution

The fourth proportional to 2,868,806.28, 3,958,952.66 and 1,579,643.56 is: 2,179,908.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,806.28 : 3,958,952.66 = 1,579,643.56 : x
  2. Step 2: Convert to fraction form
    2,868,806.28/3,958,952.66 = 1,579,643.56/x
  3. Step 3: Cross multiply
    2,868,806.28x = 3,958,952.66 × 1,579,643.56
  4. Step 4: Simplify right side
    2,868,806.28x = 6,253,734,073,713.87
  5. Step 5: Solve for x
    x = 6,253,734,073,713.87/2,868,806.28
  6. Step 6: Final answer
    x = 2,179,908.11

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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.