Finding the Third Proportional to 1,217,409 and 2,617,969.50
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Solution
The third proportional to 1,217,409 and 2,617,969.50 is: 5,629,795.99
Step by Step Solution
- Step 1: Write the proportion equation
1,217,409 : 2,617,969.50 = 2,617,969.50 : x - Step 2: Convert to fraction form
1,217,409/2,617,969.50 = 2,617,969.50/x - Step 3: Cross multiply
1,217,409x = 2,617,969.50 × 2,617,969.50 - Step 4: Simplify right side
1,217,409x = 6,853,764,302,930.25 - Step 5: Solve for x
x = 6,853,764,302,930.25/1,217,409 - Step 6: Final answer
x = 5,629,795.99
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.