Home / 1,061,860.32-1,593,023.52-780,524.64

Finding the Fourth Proportional to 1,061,860.32, 1,593,023.52 and 780,524.64

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Solution

The fourth proportional to 1,061,860.32, 1,593,023.52 and 780,524.64 is: 1,170,958.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,860.32 : 1,593,023.52 = 780,524.64 : x
  2. Step 2: Convert to fraction form
    1,061,860.32/1,593,023.52 = 780,524.64/x
  3. Step 3: Cross multiply
    1,061,860.32x = 1,593,023.52 × 780,524.64
  4. Step 4: Simplify right side
    1,061,860.32x = 1,243,394,109,459.53
  5. Step 5: Solve for x
    x = 1,243,394,109,459.53/1,061,860.32
  6. Step 6: Final answer
    x = 1,170,958.26

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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.