Home / 1,108,781.43-1,530,120.54-599,483.79

Finding the Fourth Proportional to 1,108,781.43, 1,530,120.54 and 599,483.79

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Solution

The fourth proportional to 1,108,781.43, 1,530,120.54 and 599,483.79 is: 827,288.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,781.43 : 1,530,120.54 = 599,483.79 : x
  2. Step 2: Convert to fraction form
    1,108,781.43/1,530,120.54 = 599,483.79/x
  3. Step 3: Cross multiply
    1,108,781.43x = 1,530,120.54 × 599,483.79
  4. Step 4: Simplify right side
    1,108,781.43x = 917,282,460,476.05
  5. Step 5: Solve for x
    x = 917,282,460,476.05/1,108,781.43
  6. Step 6: Final answer
    x = 827,288.80

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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.