Home / 1,220,934.60-1,829,933.37-451,818.54

Finding the Fourth Proportional to 1,220,934.60, 1,829,933.37 and 451,818.54

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Solution

The fourth proportional to 1,220,934.60, 1,829,933.37 and 451,818.54 is: 677,184.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,934.60 : 1,829,933.37 = 451,818.54 : x
  2. Step 2: Convert to fraction form
    1,220,934.60/1,829,933.37 = 451,818.54/x
  3. Step 3: Cross multiply
    1,220,934.60x = 1,829,933.37 × 451,818.54
  4. Step 4: Simplify right side
    1,220,934.60x = 826,797,823,530.68
  5. Step 5: Solve for x
    x = 826,797,823,530.68/1,220,934.60
  6. Step 6: Final answer
    x = 677,184.37

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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.