Finding the Fourth Proportional to 4,555,730.05, 6,288,490.69 and 2,622,761.03
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Solution
The fourth proportional to 4,555,730.05, 6,288,490.69 and 2,622,761.03 is: 3,620,321.70
Step by Step Solution
- Step 1: Write the proportion equation
4,555,730.05 : 6,288,490.69 = 2,622,761.03 : x - Step 2: Convert to fraction form
4,555,730.05/6,288,490.69 = 2,622,761.03/x - Step 3: Cross multiply
4,555,730.05x = 6,288,490.69 × 2,622,761.03 - Step 4: Simplify right side
4,555,730.05x = 16,493,208,328,414.14 - Step 5: Solve for x
x = 16,493,208,328,414.14/4,555,730.05 - Step 6: Final answer
x = 3,620,321.70
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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.