Finding the Fourth Proportional to 2,981,557.99, 4,466,694.52 and 1,763,486.47
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Solution
The fourth proportional to 2,981,557.99, 4,466,694.52 and 1,763,486.47 is: 2,641,892.39
Step by Step Solution
- Step 1: Write the proportion equation
2,981,557.99 : 4,466,694.52 = 1,763,486.47 : x - Step 2: Convert to fraction form
2,981,557.99/4,466,694.52 = 1,763,486.47/x - Step 3: Cross multiply
2,981,557.99x = 4,466,694.52 × 1,763,486.47 - Step 4: Simplify right side
2,981,557.99x = 7,876,955,351,643.14 - Step 5: Solve for x
x = 7,876,955,351,643.14/2,981,557.99 - Step 6: Final answer
x = 2,641,892.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.