Home / 1,136,674.76-1,568,499.42-627,344.30

Finding the Fourth Proportional to 1,136,674.76, 1,568,499.42 and 627,344.30

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Solution

The fourth proportional to 1,136,674.76, 1,568,499.42 and 627,344.30 is: 865,673.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,674.76 : 1,568,499.42 = 627,344.30 : x
  2. Step 2: Convert to fraction form
    1,136,674.76/1,568,499.42 = 627,344.30/x
  3. Step 3: Cross multiply
    1,136,674.76x = 1,568,499.42 × 627,344.30
  4. Step 4: Simplify right side
    1,136,674.76x = 983,989,170,690.31
  5. Step 5: Solve for x
    x = 983,989,170,690.31/1,136,674.76
  6. Step 6: Final answer
    x = 865,673.46

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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.