Finding the Fourth Proportional to 2,305,481.27, 3,457,618.28 and 685,813.70
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Solution
The fourth proportional to 2,305,481.27, 3,457,618.28 and 685,813.70 is: 1,028,540.99
Step by Step Solution
- Step 1: Write the proportion equation
2,305,481.27 : 3,457,618.28 = 685,813.70 : x - Step 2: Convert to fraction form
2,305,481.27/3,457,618.28 = 685,813.70/x - Step 3: Cross multiply
2,305,481.27x = 3,457,618.28 × 685,813.70 - Step 4: Simplify right side
2,305,481.27x = 2,371,281,993,581.22 - Step 5: Solve for x
x = 2,371,281,993,581.22/2,305,481.27 - Step 6: Final answer
x = 1,028,540.99
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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.