Finding the Fourth Proportional to 4,140,221.19, 6,204,516.93 and 3,529,852.85
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Solution
The fourth proportional to 4,140,221.19, 6,204,516.93 and 3,529,852.85 is: 5,289,821.66
Step by Step Solution
- Step 1: Write the proportion equation
4,140,221.19 : 6,204,516.93 = 3,529,852.85 : x - Step 2: Convert to fraction form
4,140,221.19/6,204,516.93 = 3,529,852.85/x - Step 3: Cross multiply
4,140,221.19x = 6,204,516.93 × 3,529,852.85 - Step 4: Simplify right side
4,140,221.19x = 21,901,031,737,211.17 - Step 5: Solve for x
x = 21,901,031,737,211.17/4,140,221.19 - Step 6: Final answer
x = 5,289,821.66
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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.