Finding the Fourth Proportional to 4,632,782.56, 6,393,622.97 and 2,568,445.93
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Solution
The fourth proportional to 4,632,782.56, 6,393,622.97 and 2,568,445.93 is: 3,544,667.74
Step by Step Solution
- Step 1: Write the proportion equation
4,632,782.56 : 6,393,622.97 = 2,568,445.93 : x - Step 2: Convert to fraction form
4,632,782.56/6,393,622.97 = 2,568,445.93/x - Step 3: Cross multiply
4,632,782.56x = 6,393,622.97 × 2,568,445.93 - Step 4: Simplify right side
4,632,782.56x = 16,421,674,895,251.01 - Step 5: Solve for x
x = 16,421,674,895,251.01/4,632,782.56 - Step 6: Final answer
x = 3,544,667.74
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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.