Finding the Fourth Proportional to 2,412,034.22, 3,328,613.87 and 1,324,376.26
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Solution
The fourth proportional to 2,412,034.22, 3,328,613.87 and 1,324,376.26 is: 1,827,642.88
Step by Step Solution
- Step 1: Write the proportion equation
2,412,034.22 : 3,328,613.87 = 1,324,376.26 : x - Step 2: Convert to fraction form
2,412,034.22/3,328,613.87 = 1,324,376.26/x - Step 3: Cross multiply
2,412,034.22x = 3,328,613.87 × 1,324,376.26 - Step 4: Simplify right side
2,412,034.22x = 4,408,337,173,191.31 - Step 5: Solve for x
x = 4,408,337,173,191.31/2,412,034.22 - Step 6: Final answer
x = 1,827,642.88
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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.