Finding the Fourth Proportional to 2,964,218.73, 4,090,431.87 and 1,657,578.44
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Solution
The fourth proportional to 2,964,218.73, 4,090,431.87 and 1,657,578.44 is: 2,287,352.01
Step by Step Solution
- Step 1: Write the proportion equation
2,964,218.73 : 4,090,431.87 = 1,657,578.44 : x - Step 2: Convert to fraction form
2,964,218.73/4,090,431.87 = 1,657,578.44/x - Step 3: Cross multiply
2,964,218.73x = 4,090,431.87 × 1,657,578.44 - Step 4: Simplify right side
2,964,218.73x = 6,780,211,657,548.72 - Step 5: Solve for x
x = 6,780,211,657,548.72/2,964,218.73 - Step 6: Final answer
x = 2,287,352.01
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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.