Home / 1,136,619.27-1,568,531.37-627,318

Finding the Fourth Proportional to 1,136,619.27, 1,568,531.37 and 627,318

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Solution

The fourth proportional to 1,136,619.27, 1,568,531.37 and 627,318 is: 865,697.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,619.27 : 1,568,531.37 = 627,318 : x
  2. Step 2: Convert to fraction form
    1,136,619.27/1,568,531.37 = 627,318/x
  3. Step 3: Cross multiply
    1,136,619.27x = 1,568,531.37 × 627,318
  4. Step 4: Simplify right side
    1,136,619.27x = 983,967,961,965.66
  5. Step 5: Solve for x
    x = 983,967,961,965.66/1,136,619.27
  6. Step 6: Final answer
    x = 865,697.06

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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.