Home / 3,440,552.54-4,747,403.67-1,912,620.38

Finding the Fourth Proportional to 3,440,552.54, 4,747,403.67 and 1,912,620.38

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Solution

The fourth proportional to 3,440,552.54, 4,747,403.67 and 1,912,620.38 is: 2,639,105.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440,552.54 : 4,747,403.67 = 1,912,620.38 : x
  2. Step 2: Convert to fraction form
    3,440,552.54/4,747,403.67 = 1,912,620.38/x
  3. Step 3: Cross multiply
    3,440,552.54x = 4,747,403.67 × 1,912,620.38
  4. Step 4: Simplify right side
    3,440,552.54x = 9,079,981,011,328.79
  5. Step 5: Solve for x
    x = 9,079,981,011,328.79/3,440,552.54
  6. Step 6: Final answer
    x = 2,639,105.47

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1.5x scale

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.