Home / 1,611,242.43-2,223,511.74-923,136.90

Finding the Fourth Proportional to 1,611,242.43, 2,223,511.74 and 923,136.90

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Solution

The fourth proportional to 1,611,242.43, 2,223,511.74 and 923,136.90 is: 1,273,927.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,242.43 : 2,223,511.74 = 923,136.90 : x
  2. Step 2: Convert to fraction form
    1,611,242.43/2,223,511.74 = 923,136.90/x
  3. Step 3: Cross multiply
    1,611,242.43x = 2,223,511.74 × 923,136.90
  4. Step 4: Simplify right side
    1,611,242.43x = 2,052,605,734,777.21
  5. Step 5: Solve for x
    x = 2,052,605,734,777.21/1,611,242.43
  6. Step 6: Final answer
    x = 1,273,927.31

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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.