Finding the Fourth Proportional to 4,892,556.06, 6,751,951.56 and 2,717,108.82
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Solution
The fourth proportional to 4,892,556.06, 6,751,951.56 and 2,717,108.82 is: 3,749,734.68
Step by Step Solution
- Step 1: Write the proportion equation
4,892,556.06 : 6,751,951.56 = 2,717,108.82 : x - Step 2: Convert to fraction form
4,892,556.06/6,751,951.56 = 2,717,108.82/x - Step 3: Cross multiply
4,892,556.06x = 6,751,951.56 × 2,717,108.82 - Step 4: Simplify right side
4,892,556.06x = 18,345,787,135,888.76 - Step 5: Solve for x
x = 18,345,787,135,888.76/4,892,556.06 - Step 6: Final answer
x = 3,749,734.68
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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.