Home / 1,197,797.09-1,796,635.90-439,578.90

Finding the Fourth Proportional to 1,197,797.09, 1,796,635.90 and 439,578.90

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Solution

The fourth proportional to 1,197,797.09, 1,796,635.90 and 439,578.90 is: 659,346.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,797.09 : 1,796,635.90 = 439,578.90 : x
  2. Step 2: Convert to fraction form
    1,197,797.09/1,796,635.90 = 439,578.90/x
  3. Step 3: Cross multiply
    1,197,797.09x = 1,796,635.90 × 439,578.90
  4. Step 4: Simplify right side
    1,197,797.09x = 789,763,223,639.33
  5. Step 5: Solve for x
    x = 789,763,223,639.33/1,197,797.09
  6. Step 6: Final answer
    x = 659,346.42

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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.