Home / 5,358,704.80-8,047,388.40-2,839,280.80

Finding the Fourth Proportional to 5,358,704.80, 8,047,388.40 and 2,839,280.80

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Solution

The fourth proportional to 5,358,704.80, 8,047,388.40 and 2,839,280.80 is: 4,263,865.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358,704.80 : 8,047,388.40 = 2,839,280.80 : x
  2. Step 2: Convert to fraction form
    5,358,704.80/8,047,388.40 = 2,839,280.80/x
  3. Step 3: Cross multiply
    5,358,704.80x = 8,047,388.40 × 2,839,280.80
  4. Step 4: Simplify right side
    5,358,704.80x = 22,848,795,374,262.72
  5. Step 5: Solve for x
    x = 22,848,795,374,262.72/5,358,704.80
  6. Step 6: Final answer
    x = 4,263,865.29

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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.