Finding the Fourth Proportional to 4,441,413.40, 6,664,583.51 and 2,166,956.48
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Solution
The fourth proportional to 4,441,413.40, 6,664,583.51 and 2,166,956.48 is: 3,251,636.62
Step by Step Solution
- Step 1: Write the proportion equation
4,441,413.40 : 6,664,583.51 = 2,166,956.48 : x - Step 2: Convert to fraction form
4,441,413.40/6,664,583.51 = 2,166,956.48/x - Step 3: Cross multiply
4,441,413.40x = 6,664,583.51 × 2,166,956.48 - Step 4: Simplify right side
4,441,413.40x = 14,441,862,437,448.41 - Step 5: Solve for x
x = 14,441,862,437,448.41/4,441,413.40 - Step 6: Final answer
x = 3,251,636.62
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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.