Home / 1,202,535.77-1,659,500.06-658,680.64

Finding the Fourth Proportional to 1,202,535.77, 1,659,500.06 and 658,680.64

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Solution

The fourth proportional to 1,202,535.77, 1,659,500.06 and 658,680.64 is: 908,979.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,535.77 : 1,659,500.06 = 658,680.64 : x
  2. Step 2: Convert to fraction form
    1,202,535.77/1,659,500.06 = 658,680.64/x
  3. Step 3: Cross multiply
    1,202,535.77x = 1,659,500.06 × 658,680.64
  4. Step 4: Simplify right side
    1,202,535.77x = 1,093,080,561,786.06
  5. Step 5: Solve for x
    x = 1,093,080,561,786.06/1,202,535.77
  6. Step 6: Final answer
    x = 908,979.67

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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.