Finding the Fourth Proportional to 2,382,040.58, 3,286,845.96 and 1,415,146.02
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Solution
The fourth proportional to 2,382,040.58, 3,286,845.96 and 1,415,146.02 is: 1,952,681.67
Step by Step Solution
- Step 1: Write the proportion equation
2,382,040.58 : 3,286,845.96 = 1,415,146.02 : x - Step 2: Convert to fraction form
2,382,040.58/3,286,845.96 = 1,415,146.02/x - Step 3: Cross multiply
2,382,040.58x = 3,286,845.96 × 1,415,146.02 - Step 4: Simplify right side
2,382,040.58x = 4,651,366,978,647.08 - Step 5: Solve for x
x = 4,651,366,978,647.08/2,382,040.58 - Step 6: Final answer
x = 1,952,681.67
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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.