Home / 1,768,229.22-2,652,362.46-1,415,485.56

Finding the Fourth Proportional to 1,768,229.22, 2,652,362.46 and 1,415,485.56

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Solution

The fourth proportional to 1,768,229.22, 2,652,362.46 and 1,415,485.56 is: 2,123,243.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,229.22 : 2,652,362.46 = 1,415,485.56 : x
  2. Step 2: Convert to fraction form
    1,768,229.22/2,652,362.46 = 1,415,485.56/x
  3. Step 3: Cross multiply
    1,768,229.22x = 2,652,362.46 × 1,415,485.56
  4. Step 4: Simplify right side
    1,768,229.22x = 3,754,380,762,016.08
  5. Step 5: Solve for x
    x = 3,754,380,762,016.08/1,768,229.22
  6. Step 6: Final answer
    x = 2,123,243.25

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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.