Finding the Fourth Proportional to 1,611,999.98, 2,224,556.66 and 886,845.97
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Solution
The fourth proportional to 1,611,999.98, 2,224,556.66 and 886,845.97 is: 1,223,845.61
Step by Step Solution
- Step 1: Write the proportion equation
1,611,999.98 : 2,224,556.66 = 886,845.97 : x - Step 2: Convert to fraction form
1,611,999.98/2,224,556.66 = 886,845.97/x - Step 3: Cross multiply
1,611,999.98x = 2,224,556.66 × 886,845.97 - Step 4: Simplify right side
1,611,999.98x = 1,972,839,101,442.34 - Step 5: Solve for x
x = 1,972,839,101,442.34/1,611,999.98 - Step 6: Final answer
x = 1,223,845.61
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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.