Home / 1,136,742.75-1,568,705.13-627,445.26

Finding the Fourth Proportional to 1,136,742.75, 1,568,705.13 and 627,445.26

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Solution

The fourth proportional to 1,136,742.75, 1,568,705.13 and 627,445.26 is: 865,874.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,742.75 : 1,568,705.13 = 627,445.26 : x
  2. Step 2: Convert to fraction form
    1,136,742.75/1,568,705.13 = 627,445.26/x
  3. Step 3: Cross multiply
    1,136,742.75x = 1,568,705.13 × 627,445.26
  4. Step 4: Simplify right side
    1,136,742.75x = 984,276,598,156.18
  5. Step 5: Solve for x
    x = 984,276,598,156.18/1,136,742.75
  6. Step 6: Final answer
    x = 865,874.53

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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.