Home / 5,258,287.20-7,893,651.60-2,985,621.60

Finding the Fourth Proportional to 5,258,287.20, 7,893,651.60 and 2,985,621.60

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Solution

The fourth proportional to 5,258,287.20, 7,893,651.60 and 2,985,621.60 is: 4,481,964.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258,287.20 : 7,893,651.60 = 2,985,621.60 : x
  2. Step 2: Convert to fraction form
    5,258,287.20/7,893,651.60 = 2,985,621.60/x
  3. Step 3: Cross multiply
    5,258,287.20x = 7,893,651.60 × 2,985,621.60
  4. Step 4: Simplify right side
    5,258,287.20x = 23,567,456,719,834.56
  5. Step 5: Solve for x
    x = 23,567,456,719,834.56/5,258,287.20
  6. Step 6: Final answer
    x = 4,481,964.53

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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.