Finding the Fourth Proportional to 1,611,231.08, 2,223,447.99 and 886,076.55
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Solution
The fourth proportional to 1,611,231.08, 2,223,447.99 and 886,076.55 is: 1,222,757.65
Step by Step Solution
- Step 1: Write the proportion equation
1,611,231.08 : 2,223,447.99 = 886,076.55 : x - Step 2: Convert to fraction form
1,611,231.08/2,223,447.99 = 886,076.55/x - Step 3: Cross multiply
1,611,231.08x = 2,223,447.99 × 886,076.55 - Step 4: Simplify right side
1,611,231.08x = 1,970,145,124,083.63 - Step 5: Solve for x
x = 1,970,145,124,083.63/1,611,231.08 - Step 6: Final answer
x = 1,222,757.65
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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.