Home / 1,279,048.73-1,765,092.89-706,093.61

Finding the Fourth Proportional to 1,279,048.73, 1,765,092.89 and 706,093.61

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Solution

The fourth proportional to 1,279,048.73, 1,765,092.89 and 706,093.61 is: 974,412.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,048.73 : 1,765,092.89 = 706,093.61 : x
  2. Step 2: Convert to fraction form
    1,279,048.73/1,765,092.89 = 706,093.61/x
  3. Step 3: Cross multiply
    1,279,048.73x = 1,765,092.89 × 706,093.61
  4. Step 4: Simplify right side
    1,279,048.73x = 1,246,320,810,685.43
  5. Step 5: Solve for x
    x = 1,246,320,810,685.43/1,279,048.73
  6. Step 6: Final answer
    x = 974,412.30

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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.