Home / 1,136,626.88-1,568,537.34-627,329.30

Finding the Fourth Proportional to 1,136,626.88, 1,568,537.34 and 627,329.30

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Solution

The fourth proportional to 1,136,626.88, 1,568,537.34 and 627,329.30 is: 865,710.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,626.88 : 1,568,537.34 = 627,329.30 : x
  2. Step 2: Convert to fraction form
    1,136,626.88/1,568,537.34 = 627,329.30/x
  3. Step 3: Cross multiply
    1,136,626.88x = 1,568,537.34 × 627,329.30
  4. Step 4: Simplify right side
    1,136,626.88x = 983,989,431,526.06
  5. Step 5: Solve for x
    x = 983,989,431,526.06/1,136,626.88
  6. Step 6: Final answer
    x = 865,710.15

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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.