Home / 1,489,122.60-2,233,683.90-922,252.20

Finding the Fourth Proportional to 1,489,122.60, 2,233,683.90 and 922,252.20

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Solution

The fourth proportional to 1,489,122.60, 2,233,683.90 and 922,252.20 is: 1,383,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,122.60 : 2,233,683.90 = 922,252.20 : x
  2. Step 2: Convert to fraction form
    1,489,122.60/2,233,683.90 = 922,252.20/x
  3. Step 3: Cross multiply
    1,489,122.60x = 2,233,683.90 × 922,252.20
  4. Step 4: Simplify right side
    1,489,122.60x = 2,060,019,890,879.58
  5. Step 5: Solve for x
    x = 2,060,019,890,879.58/1,489,122.60
  6. Step 6: Final answer
    x = 1,383,378.30

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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.