Home / 1,628,441.43-2,247,285.20-903,265.53

Finding the Fourth Proportional to 1,628,441.43, 2,247,285.20 and 903,265.53

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Solution

The fourth proportional to 1,628,441.43, 2,247,285.20 and 903,265.53 is: 1,246,526.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,441.43 : 2,247,285.20 = 903,265.53 : x
  2. Step 2: Convert to fraction form
    1,628,441.43/2,247,285.20 = 903,265.53/x
  3. Step 3: Cross multiply
    1,628,441.43x = 2,247,285.20 × 903,265.53
  4. Step 4: Simplify right side
    1,628,441.43x = 2,029,895,252,722.83
  5. Step 5: Solve for x
    x = 2,029,895,252,722.83/1,628,441.43
  6. Step 6: Final answer
    x = 1,246,526.41

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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.