Home / 1,150,667.56-1,723,901.82-642,583.72

Finding the Fourth Proportional to 1,150,667.56, 1,723,901.82 and 642,583.72

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Solution

The fourth proportional to 1,150,667.56, 1,723,901.82 and 642,583.72 is: 962,703.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,667.56 : 1,723,901.82 = 642,583.72 : x
  2. Step 2: Convert to fraction form
    1,150,667.56/1,723,901.82 = 642,583.72/x
  3. Step 3: Cross multiply
    1,150,667.56x = 1,723,901.82 × 642,583.72
  4. Step 4: Simplify right side
    1,150,667.56x = 1,107,751,244,410.37
  5. Step 5: Solve for x
    x = 1,107,751,244,410.37/1,150,667.56
  6. Step 6: Final answer
    x = 962,703.12

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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.