Home / 1,783,289.76-2,675,137.56-646,587.24

Finding the Fourth Proportional to 1,783,289.76, 2,675,137.56 and 646,587.24

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Solution

The fourth proportional to 1,783,289.76, 2,675,137.56 and 646,587.24 is: 969,954.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,289.76 : 2,675,137.56 = 646,587.24 : x
  2. Step 2: Convert to fraction form
    1,783,289.76/2,675,137.56 = 646,587.24/x
  3. Step 3: Cross multiply
    1,783,289.76x = 2,675,137.56 × 646,587.24
  4. Step 4: Simplify right side
    1,783,289.76x = 1,729,709,811,540.73
  5. Step 5: Solve for x
    x = 1,729,709,811,540.73/1,783,289.76
  6. Step 6: Final answer
    x = 969,954.43

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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.