Finding the Fourth Proportional to 2,227,205.10, 3,347,806.05 and 2,185,214.70
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Solution
The fourth proportional to 2,227,205.10, 3,347,806.05 and 2,185,214.70 is: 3,284,688.51
Step by Step Solution
- Step 1: Write the proportion equation
2,227,205.10 : 3,347,806.05 = 2,185,214.70 : x - Step 2: Convert to fraction form
2,227,205.10/3,347,806.05 = 2,185,214.70/x - Step 3: Cross multiply
2,227,205.10x = 3,347,806.05 × 2,185,214.70 - Step 4: Simplify right side
2,227,205.10x = 7,315,674,993,208.94 - Step 5: Solve for x
x = 7,315,674,993,208.94/2,227,205.10 - Step 6: Final answer
x = 3,284,688.51
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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.