Finding the Fourth Proportional to 1,512,625.40, 2,087,413.09 and 833,562.44
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Solution
The fourth proportional to 1,512,625.40, 2,087,413.09 and 833,562.44 is: 1,150,310.67
Step by Step Solution
- Step 1: Write the proportion equation
1,512,625.40 : 2,087,413.09 = 833,562.44 : x - Step 2: Convert to fraction form
1,512,625.40/2,087,413.09 = 833,562.44/x - Step 3: Cross multiply
1,512,625.40x = 2,087,413.09 × 833,562.44 - Step 4: Simplify right side
1,512,625.40x = 1,739,989,136,067.37 - Step 5: Solve for x
x = 1,739,989,136,067.37/1,512,625.40 - Step 6: Final answer
x = 1,150,310.67
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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.