Home / 4,658,704.80-6,991,993.80-1,820,853.60

Finding the Fourth Proportional to 4,658,704.80, 6,991,993.80 and 1,820,853.60

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Solution

The fourth proportional to 4,658,704.80, 6,991,993.80 and 1,820,853.60 is: 2,732,819.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658,704.80 : 6,991,993.80 = 1,820,853.60 : x
  2. Step 2: Convert to fraction form
    4,658,704.80/6,991,993.80 = 1,820,853.60/x
  3. Step 3: Cross multiply
    4,658,704.80x = 6,991,993.80 × 1,820,853.60
  4. Step 4: Simplify right side
    4,658,704.80x = 12,731,397,081,907.68
  5. Step 5: Solve for x
    x = 12,731,397,081,907.68/4,658,704.80
  6. Step 6: Final answer
    x = 2,732,819.02

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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.