Finding the Fourth Proportional to 4,431,267.22, 6,648,020.64 and 1,236,391.50
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Solution
The fourth proportional to 4,431,267.22, 6,648,020.64 and 1,236,391.50 is: 1,854,899.69
Step by Step Solution
- Step 1: Write the proportion equation
4,431,267.22 : 6,648,020.64 = 1,236,391.50 : x - Step 2: Convert to fraction form
4,431,267.22/6,648,020.64 = 1,236,391.50/x - Step 3: Cross multiply
4,431,267.22x = 6,648,020.64 × 1,236,391.50 - Step 4: Simplify right side
4,431,267.22x = 8,219,556,211,120.56 - Step 5: Solve for x
x = 8,219,556,211,120.56/4,431,267.22 - Step 6: Final answer
x = 1,854,899.69
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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.