Finding the Fourth Proportional to 4,156,481.80, 6,236,518.83 and 2,235,147.34
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Solution
The fourth proportional to 4,156,481.80, 6,236,518.83 and 2,235,147.34 is: 3,353,686.88
Step by Step Solution
- Step 1: Write the proportion equation
4,156,481.80 : 6,236,518.83 = 2,235,147.34 : x - Step 2: Convert to fraction form
4,156,481.80/6,236,518.83 = 2,235,147.34/x - Step 3: Cross multiply
4,156,481.80x = 6,236,518.83 × 2,235,147.34 - Step 4: Simplify right side
4,156,481.80x = 13,939,538,473,734.41 - Step 5: Solve for x
x = 13,939,538,473,734.41/4,156,481.80 - Step 6: Final answer
x = 3,353,686.88
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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.