Home / 4,719,622.80-7,073,310.60-2,189,895.60

Finding the Fourth Proportional to 4,719,622.80, 7,073,310.60 and 2,189,895.60

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Solution

The fourth proportional to 4,719,622.80, 7,073,310.60 and 2,189,895.60 is: 3,282,002.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719,622.80 : 7,073,310.60 = 2,189,895.60 : x
  2. Step 2: Convert to fraction form
    4,719,622.80/7,073,310.60 = 2,189,895.60/x
  3. Step 3: Cross multiply
    4,719,622.80x = 7,073,310.60 × 2,189,895.60
  4. Step 4: Simplify right side
    4,719,622.80x = 15,489,811,760,373.36
  5. Step 5: Solve for x
    x = 15,489,811,760,373.36/4,719,622.80
  6. Step 6: Final answer
    x = 3,282,002.06

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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.