Home / 1,136,716.22-1,568,660.82-620,468.06

Finding the Fourth Proportional to 1,136,716.22, 1,568,660.82 and 620,468.06

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Solution

The fourth proportional to 1,136,716.22, 1,568,660.82 and 620,468.06 is: 856,241.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,716.22 : 1,568,660.82 = 620,468.06 : x
  2. Step 2: Convert to fraction form
    1,136,716.22/1,568,660.82 = 620,468.06/x
  3. Step 3: Cross multiply
    1,136,716.22x = 1,568,660.82 × 620,468.06
  4. Step 4: Simplify right side
    1,136,716.22x = 973,303,927,940.11
  5. Step 5: Solve for x
    x = 973,303,927,940.11/1,136,716.22
  6. Step 6: Final answer
    x = 856,241.79

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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.