Finding the Fourth Proportional to 4,685,825.94, 6,469,790.84 and 3,654,485.95
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Solution
The fourth proportional to 4,685,825.94, 6,469,790.84 and 3,654,485.95 is: 5,045,804.09
Step by Step Solution
- Step 1: Write the proportion equation
4,685,825.94 : 6,469,790.84 = 3,654,485.95 : x - Step 2: Convert to fraction form
4,685,825.94/6,469,790.84 = 3,654,485.95/x - Step 3: Cross multiply
4,685,825.94x = 6,469,790.84 × 3,654,485.95 - Step 4: Simplify right side
4,685,825.94x = 23,643,759,714,033.51 - Step 5: Solve for x
x = 23,643,759,714,033.51/4,685,825.94 - Step 6: Final answer
x = 5,045,804.09
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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.