Home / 1,135,239.52-1,700,932.22-685,014.32

Finding the Fourth Proportional to 1,135,239.52, 1,700,932.22 and 685,014.32

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Solution

The fourth proportional to 1,135,239.52, 1,700,932.22 and 685,014.32 is: 1,026,358.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,239.52 : 1,700,932.22 = 685,014.32 : x
  2. Step 2: Convert to fraction form
    1,135,239.52/1,700,932.22 = 685,014.32/x
  3. Step 3: Cross multiply
    1,135,239.52x = 1,700,932.22 × 685,014.32
  4. Step 4: Simplify right side
    1,135,239.52x = 1,165,162,928,049.39
  5. Step 5: Solve for x
    x = 1,165,162,928,049.39/1,135,239.52
  6. Step 6: Final answer
    x = 1,026,358.67

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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.