Home / 1,606,811.28-2,410,206.48-408,723.36

Finding the Fourth Proportional to 1,606,811.28, 2,410,206.48 and 408,723.36

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Solution

The fourth proportional to 1,606,811.28, 2,410,206.48 and 408,723.36 is: 613,082.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,811.28 : 2,410,206.48 = 408,723.36 : x
  2. Step 2: Convert to fraction form
    1,606,811.28/2,410,206.48 = 408,723.36/x
  3. Step 3: Cross multiply
    1,606,811.28x = 2,410,206.48 × 408,723.36
  4. Step 4: Simplify right side
    1,606,811.28x = 985,107,690,799.37
  5. Step 5: Solve for x
    x = 985,107,690,799.37/1,606,811.28
  6. Step 6: Final answer
    x = 613,082.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.