Home / 1,228,709.03-1,841,732.21-628,847.73

Finding the Fourth Proportional to 1,228,709.03, 1,841,732.21 and 628,847.73

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Solution

The fourth proportional to 1,228,709.03, 1,841,732.21 and 628,847.73 is: 942,590.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,709.03 : 1,841,732.21 = 628,847.73 : x
  2. Step 2: Convert to fraction form
    1,228,709.03/1,841,732.21 = 628,847.73/x
  3. Step 3: Cross multiply
    1,228,709.03x = 1,841,732.21 × 628,847.73
  4. Step 4: Simplify right side
    1,228,709.03x = 1,158,169,116,382.14
  5. Step 5: Solve for x
    x = 1,158,169,116,382.14/1,228,709.03
  6. Step 6: Final answer
    x = 942,590.23

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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.