Home / 1,822,138.20-2,729,270.70-1,585,942.20

Finding the Fourth Proportional to 1,822,138.20, 2,729,270.70 and 1,585,942.20

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Solution

The fourth proportional to 1,822,138.20, 2,729,270.70 and 1,585,942.20 is: 2,375,486.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822,138.20 : 2,729,270.70 = 1,585,942.20 : x
  2. Step 2: Convert to fraction form
    1,822,138.20/2,729,270.70 = 1,585,942.20/x
  3. Step 3: Cross multiply
    1,822,138.20x = 2,729,270.70 × 1,585,942.20
  4. Step 4: Simplify right side
    1,822,138.20x = 4,328,465,578,353.54
  5. Step 5: Solve for x
    x = 4,328,465,578,353.54/1,822,138.20
  6. Step 6: Final answer
    x = 2,375,486.98

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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.