Home / 1,065,039.68-1,469,944.60-629,439.24

Finding the Fourth Proportional to 1,065,039.68, 1,469,944.60 and 629,439.24

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Solution

The fourth proportional to 1,065,039.68, 1,469,944.60 and 629,439.24 is: 868,738.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,039.68 : 1,469,944.60 = 629,439.24 : x
  2. Step 2: Convert to fraction form
    1,065,039.68/1,469,944.60 = 629,439.24/x
  3. Step 3: Cross multiply
    1,065,039.68x = 1,469,944.60 × 629,439.24
  4. Step 4: Simplify right side
    1,065,039.68x = 925,240,811,866.10
  5. Step 5: Solve for x
    x = 925,240,811,866.10/1,065,039.68
  6. Step 6: Final answer
    x = 868,738.35

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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.