Home / 3,440,516.20-4,748,199.62-1,912,765.48

Finding the Fourth Proportional to 3,440,516.20, 4,748,199.62 and 1,912,765.48

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Solution

The fourth proportional to 3,440,516.20, 4,748,199.62 and 1,912,765.48 is: 2,639,776.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440,516.20 : 4,748,199.62 = 1,912,765.48 : x
  2. Step 2: Convert to fraction form
    3,440,516.20/4,748,199.62 = 1,912,765.48/x
  3. Step 3: Cross multiply
    3,440,516.20x = 4,748,199.62 × 1,912,765.48
  4. Step 4: Simplify right side
    3,440,516.20x = 9,082,192,325,285.12
  5. Step 5: Solve for x
    x = 9,082,192,325,285.12/3,440,516.20
  6. Step 6: Final answer
    x = 2,639,776.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.