Finding the Fourth Proportional to 1,006,543.23, 1,388,571.90 and 598,413.53
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Solution
The fourth proportional to 1,006,543.23, 1,388,571.90 and 598,413.53 is: 825,538.52
Step by Step Solution
- Step 1: Write the proportion equation
1,006,543.23 : 1,388,571.90 = 598,413.53 : x - Step 2: Convert to fraction form
1,006,543.23/1,388,571.90 = 598,413.53/x - Step 3: Cross multiply
1,006,543.23x = 1,388,571.90 × 598,413.53 - Step 4: Simplify right side
1,006,543.23x = 830,940,205,394.95 - Step 5: Solve for x
x = 830,940,205,394.95/1,006,543.23 - Step 6: Final answer
x = 825,538.52
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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.