Finding the Fourth Proportional to 1,081,605.44, 1,622,284.22 and 282,964.07
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Solution
The fourth proportional to 1,081,605.44, 1,622,284.22 and 282,964.07 is: 424,413.67
Step by Step Solution
- Step 1: Write the proportion equation
1,081,605.44 : 1,622,284.22 = 282,964.07 : x - Step 2: Convert to fraction form
1,081,605.44/1,622,284.22 = 282,964.07/x - Step 3: Cross multiply
1,081,605.44x = 1,622,284.22 × 282,964.07 - Step 4: Simplify right side
1,081,605.44x = 459,048,136,061.73 - Step 5: Solve for x
x = 459,048,136,061.73/1,081,605.44 - Step 6: Final answer
x = 424,413.67
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1.5x scale
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.