Home / 1,279,361.94-1,765,473.14-706,389.82

Finding the Fourth Proportional to 1,279,361.94, 1,765,473.14 and 706,389.82

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Solution

The fourth proportional to 1,279,361.94, 1,765,473.14 and 706,389.82 is: 974,792.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,361.94 : 1,765,473.14 = 706,389.82 : x
  2. Step 2: Convert to fraction form
    1,279,361.94/1,765,473.14 = 706,389.82/x
  3. Step 3: Cross multiply
    1,279,361.94x = 1,765,473.14 × 706,389.82
  4. Step 4: Simplify right side
    1,279,361.94x = 1,247,112,253,579.43
  5. Step 5: Solve for x
    x = 1,247,112,253,579.43/1,279,361.94
  6. Step 6: Final answer
    x = 974,792.37

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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.