Home / 4,858,821.20-7,288,404.60-1,493,022.80

Finding the Fourth Proportional to 4,858,821.20, 7,288,404.60 and 1,493,022.80

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Solution

The fourth proportional to 4,858,821.20, 7,288,404.60 and 1,493,022.80 is: 2,239,587.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858,821.20 : 7,288,404.60 = 1,493,022.80 : x
  2. Step 2: Convert to fraction form
    4,858,821.20/7,288,404.60 = 1,493,022.80/x
  3. Step 3: Cross multiply
    4,858,821.20x = 7,288,404.60 × 1,493,022.80
  4. Step 4: Simplify right side
    4,858,821.20x = 10,881,754,243,424.88
  5. Step 5: Solve for x
    x = 10,881,754,243,424.88/4,858,821.20
  6. Step 6: Final answer
    x = 2,239,587.30

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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.