Home / 1,375,100.36-2,062,706.22-655,071.72

Finding the Fourth Proportional to 1,375,100.36, 2,062,706.22 and 655,071.72

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Solution

The fourth proportional to 1,375,100.36, 2,062,706.22 and 655,071.72 is: 982,634.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,100.36 : 2,062,706.22 = 655,071.72 : x
  2. Step 2: Convert to fraction form
    1,375,100.36/2,062,706.22 = 655,071.72/x
  3. Step 3: Cross multiply
    1,375,100.36x = 2,062,706.22 × 655,071.72
  4. Step 4: Simplify right side
    1,375,100.36x = 1,351,220,511,390.10
  5. Step 5: Solve for x
    x = 1,351,220,511,390.10/1,375,100.36
  6. Step 6: Final answer
    x = 982,634.10

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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.