Finding the Fourth Proportional to 1,241,413.16, 1,859,536.32 and 1,198,586.84
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Solution
The fourth proportional to 1,241,413.16, 1,859,536.32 and 1,198,586.84 is: 1,795,385.96
Step by Step Solution
- Step 1: Write the proportion equation
1,241,413.16 : 1,859,536.32 = 1,198,586.84 : x - Step 2: Convert to fraction form
1,241,413.16/1,859,536.32 = 1,198,586.84/x - Step 3: Cross multiply
1,241,413.16x = 1,859,536.32 × 1,198,586.84 - Step 4: Simplify right side
1,241,413.16x = 2,228,815,761,654.03 - Step 5: Solve for x
x = 2,228,815,761,654.03/1,241,413.16 - Step 6: Final answer
x = 1,795,385.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.