Home / 1,274,157.06-1,908,993.56-1,198,302.18

Finding the Fourth Proportional to 1,274,157.06, 1,908,993.56 and 1,198,302.18

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Solution

The fourth proportional to 1,274,157.06, 1,908,993.56 and 1,198,302.18 is: 1,795,344.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,157.06 : 1,908,993.56 = 1,198,302.18 : x
  2. Step 2: Convert to fraction form
    1,274,157.06/1,908,993.56 = 1,198,302.18/x
  3. Step 3: Cross multiply
    1,274,157.06x = 1,908,993.56 × 1,198,302.18
  4. Step 4: Simplify right side
    1,274,157.06x = 2,287,551,144,553.96
  5. Step 5: Solve for x
    x = 2,287,551,144,553.96/1,274,157.06
  6. Step 6: Final answer
    x = 1,795,344.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.