Finding the Fourth Proportional to 3,705,512.08, 5,554,414.56 and 1,432,597.62
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Solution
The fourth proportional to 3,705,512.08, 5,554,414.56 and 1,432,597.62 is: 2,147,406.60
Step by Step Solution
- Step 1: Write the proportion equation
3,705,512.08 : 5,554,414.56 = 1,432,597.62 : x - Step 2: Convert to fraction form
3,705,512.08/5,554,414.56 = 1,432,597.62/x - Step 3: Cross multiply
3,705,512.08x = 5,554,414.56 × 1,432,597.62 - Step 4: Simplify right side
3,705,512.08x = 7,957,241,079,149.35 - Step 5: Solve for x
x = 7,957,241,079,149.35/3,705,512.08 - Step 6: Final answer
x = 2,147,406.60
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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.