Home / 1,167,388.84-1,751,169.66-419,441.32

Finding the Fourth Proportional to 1,167,388.84, 1,751,169.66 and 419,441.32

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Solution

The fourth proportional to 1,167,388.84, 1,751,169.66 and 419,441.32 is: 629,193.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,388.84 : 1,751,169.66 = 419,441.32 : x
  2. Step 2: Convert to fraction form
    1,167,388.84/1,751,169.66 = 419,441.32/x
  3. Step 3: Cross multiply
    1,167,388.84x = 1,751,169.66 × 419,441.32
  4. Step 4: Simplify right side
    1,167,388.84x = 734,512,913,734.35
  5. Step 5: Solve for x
    x = 734,512,913,734.35/1,167,388.84
  6. Step 6: Final answer
    x = 629,193.02

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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.