Home / 808,106.48-1,114,027.79-635,724.83

Finding the Fourth Proportional to 808,106.48, 1,114,027.79 and 635,724.83

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Solution

The fourth proportional to 808,106.48, 1,114,027.79 and 635,724.83 is: 876,388.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,106.48 : 1,114,027.79 = 635,724.83 : x
  2. Step 2: Convert to fraction form
    808,106.48/1,114,027.79 = 635,724.83/x
  3. Step 3: Cross multiply
    808,106.48x = 1,114,027.79 × 635,724.83
  4. Step 4: Simplify right side
    808,106.48x = 708,215,118,664.26
  5. Step 5: Solve for x
    x = 708,215,118,664.26/808,106.48
  6. Step 6: Final answer
    x = 876,388.37

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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.