Home / 1,228,749.24-1,842,847.38-440,781.24

Finding the Fourth Proportional to 1,228,749.24, 1,842,847.38 and 440,781.24

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Solution

The fourth proportional to 1,228,749.24, 1,842,847.38 and 440,781.24 is: 661,072.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,749.24 : 1,842,847.38 = 440,781.24 : x
  2. Step 2: Convert to fraction form
    1,228,749.24/1,842,847.38 = 440,781.24/x
  3. Step 3: Cross multiply
    1,228,749.24x = 1,842,847.38 × 440,781.24
  4. Step 4: Simplify right side
    1,228,749.24x = 812,292,553,287.15
  5. Step 5: Solve for x
    x = 812,292,553,287.15/1,228,749.24
  6. Step 6: Final answer
    x = 661,072.68

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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.