Home / 1,993,350.80-2,990,463.60-982,956.80

Finding the Fourth Proportional to 1,993,350.80, 2,990,463.60 and 982,956.80

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Solution

The fourth proportional to 1,993,350.80, 2,990,463.60 and 982,956.80 is: 1,474,650.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,350.80 : 2,990,463.60 = 982,956.80 : x
  2. Step 2: Convert to fraction form
    1,993,350.80/2,990,463.60 = 982,956.80/x
  3. Step 3: Cross multiply
    1,993,350.80x = 2,990,463.60 × 982,956.80
  4. Step 4: Simplify right side
    1,993,350.80x = 2,939,496,530,772.48
  5. Step 5: Solve for x
    x = 2,939,496,530,772.48/1,993,350.80
  6. Step 6: Final answer
    x = 1,474,650.89

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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.