Finding the Fourth Proportional to 994,122.90, 1,371,889.44 and 541,413.90
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Solution
The fourth proportional to 994,122.90, 1,371,889.44 and 541,413.90 is: 747,151.09
Step by Step Solution
- Step 1: Write the proportion equation
994,122.90 : 1,371,889.44 = 541,413.90 : x - Step 2: Convert to fraction form
994,122.90/1,371,889.44 = 541,413.90/x - Step 3: Cross multiply
994,122.90x = 1,371,889.44 × 541,413.90 - Step 4: Simplify right side
994,122.90x = 742,760,012,079.22 - Step 5: Solve for x
x = 742,760,012,079.22/994,122.90 - Step 6: Final answer
x = 747,151.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.