Finding the Fourth Proportional to 1,193,905.36, 1,647,322.68 and 1,001,092.96
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Solution
The fourth proportional to 1,193,905.36, 1,647,322.68 and 1,001,092.96 is: 1,381,284.64
Step by Step Solution
- Step 1: Write the proportion equation
1,193,905.36 : 1,647,322.68 = 1,001,092.96 : x - Step 2: Convert to fraction form
1,193,905.36/1,647,322.68 = 1,001,092.96/x - Step 3: Cross multiply
1,193,905.36x = 1,647,322.68 × 1,001,092.96 - Step 4: Simplify right side
1,193,905.36x = 1,649,123,137,796.33 - Step 5: Solve for x
x = 1,649,123,137,796.33/1,193,905.36 - Step 6: Final answer
x = 1,381,284.64
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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.