Finding the Fourth Proportional to 1,123,717.08, 1,551,151.26 and 736,557.44
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Solution
The fourth proportional to 1,123,717.08, 1,551,151.26 and 736,557.44 is: 1,016,725.67
Step by Step Solution
- Step 1: Write the proportion equation
1,123,717.08 : 1,551,151.26 = 736,557.44 : x - Step 2: Convert to fraction form
1,123,717.08/1,551,151.26 = 736,557.44/x - Step 3: Cross multiply
1,123,717.08x = 1,551,151.26 × 736,557.44 - Step 4: Simplify right side
1,123,717.08x = 1,142,511,999,179.44 - Step 5: Solve for x
x = 1,142,511,999,179.44/1,123,717.08 - Step 6: Final answer
x = 1,016,725.67
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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.