Finding the Fourth Proportional to 2,813,497.74, 3,882,629.07 and 1,651,716.54
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Solution
The fourth proportional to 2,813,497.74, 3,882,629.07 and 1,651,716.54 is: 2,279,370.11
Step by Step Solution
- Step 1: Write the proportion equation
2,813,497.74 : 3,882,629.07 = 1,651,716.54 : x - Step 2: Convert to fraction form
2,813,497.74/3,882,629.07 = 1,651,716.54/x - Step 3: Cross multiply
2,813,497.74x = 3,882,629.07 × 1,651,716.54 - Step 4: Simplify right side
2,813,497.74x = 6,413,002,653,603.82 - Step 5: Solve for x
x = 6,413,002,653,603.82/2,813,497.74 - Step 6: Final answer
x = 2,279,370.11
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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.