Finding the Fourth Proportional to 3,271,058.62, 4,906,306.86 and 1,991,333.95
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Solution
The fourth proportional to 3,271,058.62, 4,906,306.86 and 1,991,333.95 is: 2,986,829.81
Step by Step Solution
- Step 1: Write the proportion equation
3,271,058.62 : 4,906,306.86 = 1,991,333.95 : x - Step 2: Convert to fraction form
3,271,058.62/4,906,306.86 = 1,991,333.95/x - Step 3: Cross multiply
3,271,058.62x = 4,906,306.86 × 1,991,333.95 - Step 4: Simplify right side
3,271,058.62x = 9,770,095,399,702.63 - Step 5: Solve for x
x = 9,770,095,399,702.63/3,271,058.62 - Step 6: Final answer
x = 2,986,829.81
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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.