Finding the Fourth Proportional to 1,611,203.24, 2,223,517.55 and 886,107.03
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Solution
The fourth proportional to 1,611,203.24, 2,223,517.55 and 886,107.03 is: 1,222,859.09
Step by Step Solution
- Step 1: Write the proportion equation
1,611,203.24 : 2,223,517.55 = 886,107.03 : x - Step 2: Convert to fraction form
1,611,203.24/2,223,517.55 = 886,107.03/x - Step 3: Cross multiply
1,611,203.24x = 2,223,517.55 × 886,107.03 - Step 4: Simplify right side
1,611,203.24x = 1,970,274,527,952.84 - Step 5: Solve for x
x = 1,970,274,527,952.84/1,611,203.24 - Step 6: Final answer
x = 1,222,859.09
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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.