Home / 1,645,440.54-2,468,469.78-746,945.34

Finding the Fourth Proportional to 1,645,440.54, 2,468,469.78 and 746,945.34

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Solution

The fourth proportional to 1,645,440.54, 2,468,469.78 and 746,945.34 is: 1,120,558.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,440.54 : 2,468,469.78 = 746,945.34 : x
  2. Step 2: Convert to fraction form
    1,645,440.54/2,468,469.78 = 746,945.34/x
  3. Step 3: Cross multiply
    1,645,440.54x = 2,468,469.78 × 746,945.34
  4. Step 4: Simplify right side
    1,645,440.54x = 1,843,811,999,101.83
  5. Step 5: Solve for x
    x = 1,843,811,999,101.83/1,645,440.54
  6. Step 6: Final answer
    x = 1,120,558.27

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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.