Finding the Fourth Proportional to 3,253,394.86, 4,489,685.34 and 1,803,183.92
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Solution
The fourth proportional to 3,253,394.86, 4,489,685.34 and 1,803,183.92 is: 2,488,394.05
Step by Step Solution
- Step 1: Write the proportion equation
3,253,394.86 : 4,489,685.34 = 1,803,183.92 : x - Step 2: Convert to fraction form
3,253,394.86/4,489,685.34 = 1,803,183.92/x - Step 3: Cross multiply
3,253,394.86x = 4,489,685.34 × 1,803,183.92 - Step 4: Simplify right side
3,253,394.86x = 8,095,728,410,947.73 - Step 5: Solve for x
x = 8,095,728,410,947.73/3,253,394.86 - Step 6: Final answer
x = 2,488,394.05
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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.