Finding the Fourth Proportional to 4,328,994.80, 6,494,413.80 and 1,337,481.20
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Solution
The fourth proportional to 4,328,994.80, 6,494,413.80 and 1,337,481.20 is: 2,006,506.54
Step by Step Solution
- Step 1: Write the proportion equation
4,328,994.80 : 6,494,413.80 = 1,337,481.20 : x - Step 2: Convert to fraction form
4,328,994.80/6,494,413.80 = 1,337,481.20/x - Step 3: Cross multiply
4,328,994.80x = 6,494,413.80 × 1,337,481.20 - Step 4: Simplify right side
4,328,994.80x = 8,686,156,362,520.56 - Step 5: Solve for x
x = 8,686,156,362,520.56/4,328,994.80 - Step 6: Final answer
x = 2,006,506.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.