Home / 1,136,621.88-1,568,530.44-627,324.30

Finding the Fourth Proportional to 1,136,621.88, 1,568,530.44 and 627,324.30

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Solution

The fourth proportional to 1,136,621.88, 1,568,530.44 and 627,324.30 is: 865,703.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,621.88 : 1,568,530.44 = 627,324.30 : x
  2. Step 2: Convert to fraction form
    1,136,621.88/1,568,530.44 = 627,324.30/x
  3. Step 3: Cross multiply
    1,136,621.88x = 1,568,530.44 × 627,324.30
  4. Step 4: Simplify right side
    1,136,621.88x = 983,977,260,301.69
  5. Step 5: Solve for x
    x = 983,977,260,301.69/1,136,621.88
  6. Step 6: Final answer
    x = 865,703.25

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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.