Home / 5,504,747.10-8,257,120.65-1,909,319.10

Finding the Fourth Proportional to 5,504,747.10, 8,257,120.65 and 1,909,319.10

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Solution

The fourth proportional to 5,504,747.10, 8,257,120.65 and 1,909,319.10 is: 2,863,978.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,504,747.10 : 8,257,120.65 = 1,909,319.10 : x
  2. Step 2: Convert to fraction form
    5,504,747.10/8,257,120.65 = 1,909,319.10/x
  3. Step 3: Cross multiply
    5,504,747.10x = 8,257,120.65 × 1,909,319.10
  4. Step 4: Simplify right side
    5,504,747.10x = 15,765,478,168,049.42
  5. Step 5: Solve for x
    x = 15,765,478,168,049.42/5,504,747.10
  6. Step 6: Final answer
    x = 2,863,978.65

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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.