Finding the Fourth Proportional to 2,251,741.44, 3,107,413.12 and 1,233,153.28
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Solution
The fourth proportional to 2,251,741.44, 3,107,413.12 and 1,233,153.28 is: 1,701,756.97
Step by Step Solution
- Step 1: Write the proportion equation
2,251,741.44 : 3,107,413.12 = 1,233,153.28 : x - Step 2: Convert to fraction form
2,251,741.44/3,107,413.12 = 1,233,153.28/x - Step 3: Cross multiply
2,251,741.44x = 3,107,413.12 × 1,233,153.28 - Step 4: Simplify right side
2,251,741.44x = 3,831,916,681,243.03 - Step 5: Solve for x
x = 3,831,916,681,243.03/2,251,741.44 - Step 6: Final answer
x = 1,701,756.97
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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.