Home / 1,227,550.21-1,840,144.30-628,793.35

Finding the Fourth Proportional to 1,227,550.21, 1,840,144.30 and 628,793.35

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Solution

The fourth proportional to 1,227,550.21, 1,840,144.30 and 628,793.35 is: 942,585.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,550.21 : 1,840,144.30 = 628,793.35 : x
  2. Step 2: Convert to fraction form
    1,227,550.21/1,840,144.30 = 628,793.35/x
  3. Step 3: Cross multiply
    1,227,550.21x = 1,840,144.30 × 628,793.35
  4. Step 4: Simplify right side
    1,227,550.21x = 1,157,070,492,708.06
  5. Step 5: Solve for x
    x = 1,157,070,492,708.06/1,227,550.21
  6. Step 6: Final answer
    x = 942,585.07

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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.