Home / 1,179,796.32-1,628,257.68-670,576.32

Finding the Fourth Proportional to 1,179,796.32, 1,628,257.68 and 670,576.32

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Solution

The fourth proportional to 1,179,796.32, 1,628,257.68 and 670,576.32 is: 925,474.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,796.32 : 1,628,257.68 = 670,576.32 : x
  2. Step 2: Convert to fraction form
    1,179,796.32/1,628,257.68 = 670,576.32/x
  3. Step 3: Cross multiply
    1,179,796.32x = 1,628,257.68 × 670,576.32
  4. Step 4: Simplify right side
    1,179,796.32x = 1,091,871,043,066.14
  5. Step 5: Solve for x
    x = 1,091,871,043,066.14/1,179,796.32
  6. Step 6: Final answer
    x = 925,474.19

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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.