Finding the Fourth Proportional to 1,702,906.94, 2,555,557.49 and 1,540,102.61
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Solution
The fourth proportional to 1,702,906.94, 2,555,557.49 and 1,540,102.61 is: 2,311,236.55
Step by Step Solution
- Step 1: Write the proportion equation
1,702,906.94 : 2,555,557.49 = 1,540,102.61 : x - Step 2: Convert to fraction form
1,702,906.94/2,555,557.49 = 1,540,102.61/x - Step 3: Cross multiply
1,702,906.94x = 2,555,557.49 × 1,540,102.61 - Step 4: Simplify right side
1,702,906.94x = 3,935,820,770,593.20 - Step 5: Solve for x
x = 3,935,820,770,593.20/1,702,906.94 - Step 6: Final answer
x = 2,311,236.55
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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.