Home / 2,150,235.50-2,967,907.89-1,267,955.20

Finding the Fourth Proportional to 2,150,235.50, 2,967,907.89 and 1,267,955.20

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Solution

The fourth proportional to 2,150,235.50, 2,967,907.89 and 1,267,955.20 is: 1,750,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150,235.50 : 2,967,907.89 = 1,267,955.20 : x
  2. Step 2: Convert to fraction form
    2,150,235.50/2,967,907.89 = 1,267,955.20/x
  3. Step 3: Cross multiply
    2,150,235.50x = 2,967,907.89 × 1,267,955.20
  4. Step 4: Simplify right side
    2,150,235.50x = 3,763,174,235,906.75
  5. Step 5: Solve for x
    x = 3,763,174,235,906.75/2,150,235.50
  6. Step 6: Final answer
    x = 1,750,121.90

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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.