Finding the Fourth Proportional to 5,721,317.75, 8,581,033.42 and 1,883,190.13
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Solution
The fourth proportional to 5,721,317.75, 8,581,033.42 and 1,883,190.13 is: 2,824,474.73
Step by Step Solution
- Step 1: Write the proportion equation
5,721,317.75 : 8,581,033.42 = 1,883,190.13 : x - Step 2: Convert to fraction form
5,721,317.75/8,581,033.42 = 1,883,190.13/x - Step 3: Cross multiply
5,721,317.75x = 8,581,033.42 × 1,883,190.13 - Step 4: Simplify right side
5,721,317.75x = 16,159,717,415,583.59 - Step 5: Solve for x
x = 16,159,717,415,583.59/5,721,317.75 - Step 6: Final answer
x = 2,824,474.73
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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.