Home / 1,611,317.82-2,223,674.46-886,220.40

Finding the Fourth Proportional to 1,611,317.82, 2,223,674.46 and 886,220.40

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Solution

The fourth proportional to 1,611,317.82, 2,223,674.46 and 886,220.40 is: 1,223,014.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,317.82 : 2,223,674.46 = 886,220.40 : x
  2. Step 2: Convert to fraction form
    1,611,317.82/2,223,674.46 = 886,220.40/x
  3. Step 3: Cross multiply
    1,611,317.82x = 2,223,674.46 × 886,220.40
  4. Step 4: Simplify right side
    1,611,317.82x = 1,970,665,669,410.98
  5. Step 5: Solve for x
    x = 1,970,665,669,410.98/1,611,317.82
  6. Step 6: Final answer
    x = 1,223,014.88

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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.