Home / 1,321,889.54-1,982,835.42-362,355.58

Finding the Fourth Proportional to 1,321,889.54, 1,982,835.42 and 362,355.58

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Solution

The fourth proportional to 1,321,889.54, 1,982,835.42 and 362,355.58 is: 543,533.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,889.54 : 1,982,835.42 = 362,355.58 : x
  2. Step 2: Convert to fraction form
    1,321,889.54/1,982,835.42 = 362,355.58/x
  3. Step 3: Cross multiply
    1,321,889.54x = 1,982,835.42 × 362,355.58
  4. Step 4: Simplify right side
    1,321,889.54x = 718,491,478,658.64
  5. Step 5: Solve for x
    x = 718,491,478,658.64/1,321,889.54
  6. Step 6: Final answer
    x = 543,533.67

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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.