Finding the Fourth Proportional to 3,863,828.06, 5,795,555.05 and 1,467,485.68
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Solution
The fourth proportional to 3,863,828.06, 5,795,555.05 and 1,467,485.68 is: 2,201,157.47
Step by Step Solution
- Step 1: Write the proportion equation
3,863,828.06 : 5,795,555.05 = 1,467,485.68 : x - Step 2: Convert to fraction form
3,863,828.06/5,795,555.05 = 1,467,485.68/x - Step 3: Cross multiply
3,863,828.06x = 5,795,555.05 × 1,467,485.68 - Step 4: Simplify right side
3,863,828.06x = 8,504,894,007,211.48 - Step 5: Solve for x
x = 8,504,894,007,211.48/3,863,828.06 - Step 6: Final answer
x = 2,201,157.47
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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.