Finding the Fourth Proportional to 4,455,198.52, 6,685,608.98 and 1,896,409.38
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Solution
The fourth proportional to 4,455,198.52, 6,685,608.98 and 1,896,409.38 is: 2,845,810.69
Step by Step Solution
- Step 1: Write the proportion equation
4,455,198.52 : 6,685,608.98 = 1,896,409.38 : x - Step 2: Convert to fraction form
4,455,198.52/6,685,608.98 = 1,896,409.38/x - Step 3: Cross multiply
4,455,198.52x = 6,685,608.98 × 1,896,409.38 - Step 4: Simplify right side
4,455,198.52x = 12,678,651,580,684.23 - Step 5: Solve for x
x = 12,678,651,580,684.23/4,455,198.52 - Step 6: Final answer
x = 2,845,810.69
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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.