Finding the Fourth Proportional to 3,236,245.70, 4,855,729.35 and 1,738,588.10
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Solution
The fourth proportional to 3,236,245.70, 4,855,729.35 and 1,738,588.10 is: 2,608,613.20
Step by Step Solution
- Step 1: Write the proportion equation
3,236,245.70 : 4,855,729.35 = 1,738,588.10 : x - Step 2: Convert to fraction form
3,236,245.70/4,855,729.35 = 1,738,588.10/x - Step 3: Cross multiply
3,236,245.70x = 4,855,729.35 × 1,738,588.10 - Step 4: Simplify right side
3,236,245.70x = 8,442,113,264,730.74 - Step 5: Solve for x
x = 8,442,113,264,730.74/3,236,245.70 - Step 6: Final answer
x = 2,608,613.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.