Home / 4,314,855.20-6,474,615.60-1,919,069.60

Finding the Fourth Proportional to 4,314,855.20, 6,474,615.60 and 1,919,069.60

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Solution

The fourth proportional to 4,314,855.20, 6,474,615.60 and 1,919,069.60 is: 2,879,641.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,314,855.20 : 6,474,615.60 = 1,919,069.60 : x
  2. Step 2: Convert to fraction form
    4,314,855.20/6,474,615.60 = 1,919,069.60/x
  3. Step 3: Cross multiply
    4,314,855.20x = 6,474,615.60 × 1,919,069.60
  4. Step 4: Simplify right side
    4,314,855.20x = 12,425,237,969,645.76
  5. Step 5: Solve for x
    x = 12,425,237,969,645.76/4,314,855.20
  6. Step 6: Final answer
    x = 2,879,641.93

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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.