Finding the Fourth Proportional to 2,996,578.87, 4,136,403.36 and 1,964,153.17
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Solution
The fourth proportional to 2,996,578.87, 4,136,403.36 and 1,964,153.17 is: 2,711,268.46
Step by Step Solution
- Step 1: Write the proportion equation
2,996,578.87 : 4,136,403.36 = 1,964,153.17 : x - Step 2: Convert to fraction form
2,996,578.87/4,136,403.36 = 1,964,153.17/x - Step 3: Cross multiply
2,996,578.87x = 4,136,403.36 × 1,964,153.17 - Step 4: Simplify right side
2,996,578.87x = 8,124,529,771,942.65 - Step 5: Solve for x
x = 8,124,529,771,942.65/2,996,578.87 - Step 6: Final answer
x = 2,711,268.46
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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.