Home / 1,109,099.52-1,530,971.37-863,598.24

Finding the Fourth Proportional to 1,109,099.52, 1,530,971.37 and 863,598.24

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Solution

The fourth proportional to 1,109,099.52, 1,530,971.37 and 863,598.24 is: 1,192,087.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,099.52 : 1,530,971.37 = 863,598.24 : x
  2. Step 2: Convert to fraction form
    1,109,099.52/1,530,971.37 = 863,598.24/x
  3. Step 3: Cross multiply
    1,109,099.52x = 1,530,971.37 × 863,598.24
  4. Step 4: Simplify right side
    1,109,099.52x = 1,322,144,180,622.39
  5. Step 5: Solve for x
    x = 1,322,144,180,622.39/1,109,099.52
  6. Step 6: Final answer
    x = 1,192,087.96

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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.