Finding the Fourth Proportional to 4,382,425.81, 6,047,734.84 and 2,448,687.90
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Solution
The fourth proportional to 4,382,425.81, 6,047,734.84 and 2,448,687.90 is: 3,379,182.16
Step by Step Solution
- Step 1: Write the proportion equation
4,382,425.81 : 6,047,734.84 = 2,448,687.90 : x - Step 2: Convert to fraction form
4,382,425.81/6,047,734.84 = 2,448,687.90/x - Step 3: Cross multiply
4,382,425.81x = 6,047,734.84 × 2,448,687.90 - Step 4: Simplify right side
4,382,425.81x = 14,809,015,112,873.00 - Step 5: Solve for x
x = 14,809,015,112,873.00/4,382,425.81 - Step 6: Final answer
x = 3,379,182.16
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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.