Home / 2,617,846.29-3,926,769.03-820,738.98

Finding the Fourth Proportional to 2,617,846.29, 3,926,769.03 and 820,738.98

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Solution

The fourth proportional to 2,617,846.29, 3,926,769.03 and 820,738.98 is: 1,231,108.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,846.29 : 3,926,769.03 = 820,738.98 : x
  2. Step 2: Convert to fraction form
    2,617,846.29/3,926,769.03 = 820,738.98/x
  3. Step 3: Cross multiply
    2,617,846.29x = 3,926,769.03 × 820,738.98
  4. Step 4: Simplify right side
    2,617,846.29x = 3,222,852,408,377.79
  5. Step 5: Solve for x
    x = 3,222,852,408,377.79/2,617,846.29
  6. Step 6: Final answer
    x = 1,231,108.34

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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.