Home / 3,217,644.26-4,826,462.13-821,489.30

Finding the Fourth Proportional to 3,217,644.26, 4,826,462.13 and 821,489.30

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Solution

The fourth proportional to 3,217,644.26, 4,826,462.13 and 821,489.30 is: 1,232,232.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,644.26 : 4,826,462.13 = 821,489.30 : x
  2. Step 2: Convert to fraction form
    3,217,644.26/4,826,462.13 = 821,489.30/x
  3. Step 3: Cross multiply
    3,217,644.26x = 4,826,462.13 × 821,489.30
  4. Step 4: Simplify right side
    3,217,644.26x = 3,964,886,996,650.21
  5. Step 5: Solve for x
    x = 3,964,886,996,650.21/3,217,644.26
  6. Step 6: Final answer
    x = 1,232,232.86

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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.