Home / 1,890,928.01-2,836,416.58-628,755.59

Finding the Fourth Proportional to 1,890,928.01, 2,836,416.58 and 628,755.59

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Solution

The fourth proportional to 1,890,928.01, 2,836,416.58 and 628,755.59 is: 943,141.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,928.01 : 2,836,416.58 = 628,755.59 : x
  2. Step 2: Convert to fraction form
    1,890,928.01/2,836,416.58 = 628,755.59/x
  3. Step 3: Cross multiply
    1,890,928.01x = 2,836,416.58 × 628,755.59
  4. Step 4: Simplify right side
    1,890,928.01x = 1,783,412,764,489.71
  5. Step 5: Solve for x
    x = 1,783,412,764,489.71/1,890,928.01
  6. Step 6: Final answer
    x = 943,141.55

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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.