Home / 2,171,622.21-3,257,458.38-655,318.27

Finding the Fourth Proportional to 2,171,622.21, 3,257,458.38 and 655,318.27

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Solution

The fourth proportional to 2,171,622.21, 3,257,458.38 and 655,318.27 is: 982,984.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,622.21 : 3,257,458.38 = 655,318.27 : x
  2. Step 2: Convert to fraction form
    2,171,622.21/3,257,458.38 = 655,318.27/x
  3. Step 3: Cross multiply
    2,171,622.21x = 3,257,458.38 × 655,318.27
  4. Step 4: Simplify right side
    2,171,622.21x = 2,134,671,990,178.60
  5. Step 5: Solve for x
    x = 2,134,671,990,178.60/2,171,622.21
  6. Step 6: Final answer
    x = 982,984.97

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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.