Finding the Fourth Proportional to 934,192.84, 1,284,424.37 and 831,224.20
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Solution
The fourth proportional to 934,192.84, 1,284,424.37 and 831,224.20 is: 1,142,852.50
Step by Step Solution
- Step 1: Write the proportion equation
934,192.84 : 1,284,424.37 = 831,224.20 : x - Step 2: Convert to fraction form
934,192.84/1,284,424.37 = 831,224.20/x - Step 3: Cross multiply
934,192.84x = 1,284,424.37 × 831,224.20 - Step 4: Simplify right side
934,192.84x = 1,067,644,619,413.75 - Step 5: Solve for x
x = 1,067,644,619,413.75/934,192.84 - Step 6: Final answer
x = 1,142,852.50
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.