Finding the Fourth Proportional to 3,397,291.07, 5,095,936.60 and 1,238,478.08
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Solution
The fourth proportional to 3,397,291.07, 5,095,936.60 and 1,238,478.08 is: 1,857,717.12
Step by Step Solution
- Step 1: Write the proportion equation
3,397,291.07 : 5,095,936.60 = 1,238,478.08 : x - Step 2: Convert to fraction form
3,397,291.07/5,095,936.60 = 1,238,478.08/x - Step 3: Cross multiply
3,397,291.07x = 5,095,936.60 × 1,238,478.08 - Step 4: Simplify right side
3,397,291.07x = 6,311,205,785,813.38 - Step 5: Solve for x
x = 6,311,205,785,813.38/3,397,291.07 - Step 6: Final answer
x = 1,857,717.12
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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.