Home / 1,221,132.64-1,831,325.82-844,474

Finding the Fourth Proportional to 1,221,132.64, 1,831,325.82 and 844,474

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Solution

The fourth proportional to 1,221,132.64, 1,831,325.82 and 844,474 is: 1,266,452.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,132.64 : 1,831,325.82 = 844,474 : x
  2. Step 2: Convert to fraction form
    1,221,132.64/1,831,325.82 = 844,474/x
  3. Step 3: Cross multiply
    1,221,132.64x = 1,831,325.82 × 844,474
  4. Step 4: Simplify right side
    1,221,132.64x = 1,546,507,040,518.68
  5. Step 5: Solve for x
    x = 1,546,507,040,518.68/1,221,132.64
  6. Step 6: Final answer
    x = 1,266,452.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.