Home / 2,207,450-3,045,596.38-1,289,016.62

Finding the Fourth Proportional to 2,207,450, 3,045,596.38 and 1,289,016.62

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Solution

The fourth proportional to 2,207,450, 3,045,596.38 and 1,289,016.62 is: 1,778,443.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207,450 : 3,045,596.38 = 1,289,016.62 : x
  2. Step 2: Convert to fraction form
    2,207,450/3,045,596.38 = 1,289,016.62/x
  3. Step 3: Cross multiply
    2,207,450x = 3,045,596.38 × 1,289,016.62
  4. Step 4: Simplify right side
    2,207,450x = 3,925,824,351,631.84
  5. Step 5: Solve for x
    x = 3,925,824,351,631.84/2,207,450
  6. Step 6: Final answer
    x = 1,778,443.16

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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.