Finding the Fourth Proportional to 1,611,277.84, 2,223,571.46 and 886,171.92
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Solution
The fourth proportional to 1,611,277.84, 2,223,571.46 and 886,171.92 is: 1,222,921.67
Step by Step Solution
- Step 1: Write the proportion equation
1,611,277.84 : 2,223,571.46 = 886,171.92 : x - Step 2: Convert to fraction form
1,611,277.84/2,223,571.46 = 886,171.92/x - Step 3: Cross multiply
1,611,277.84x = 2,223,571.46 × 886,171.92 - Step 4: Simplify right side
1,611,277.84x = 1,970,466,589,965.40 - Step 5: Solve for x
x = 1,970,466,589,965.40/1,611,277.84 - Step 6: Final answer
x = 1,222,921.67
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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.