Home / 1,135,690.32-1,567,249.52-652,286.72

Finding the Fourth Proportional to 1,135,690.32, 1,567,249.52 and 652,286.72

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Solution

The fourth proportional to 1,135,690.32, 1,567,249.52 and 652,286.72 is: 900,153.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,690.32 : 1,567,249.52 = 652,286.72 : x
  2. Step 2: Convert to fraction form
    1,135,690.32/1,567,249.52 = 652,286.72/x
  3. Step 3: Cross multiply
    1,135,690.32x = 1,567,249.52 × 652,286.72
  4. Step 4: Simplify right side
    1,135,690.32x = 1,022,296,048,822.37
  5. Step 5: Solve for x
    x = 1,022,296,048,822.37/1,135,690.32
  6. Step 6: Final answer
    x = 900,153.88

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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.