Finding the Fourth Proportional to 3,511,765.98, 4,846,853.73 and 2,042,129.32
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Solution
The fourth proportional to 3,511,765.98, 4,846,853.73 and 2,042,129.32 is: 2,818,497.07
Step by Step Solution
- Step 1: Write the proportion equation
3,511,765.98 : 4,846,853.73 = 2,042,129.32 : x - Step 2: Convert to fraction form
3,511,765.98/4,846,853.73 = 2,042,129.32/x - Step 3: Cross multiply
3,511,765.98x = 4,846,853.73 × 2,042,129.32 - Step 4: Simplify right side
3,511,765.98x = 9,897,902,111,784.37 - Step 5: Solve for x
x = 9,897,902,111,784.37/3,511,765.98 - Step 6: Final answer
x = 2,818,497.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.