Finding the Fourth Proportional to 3,495,954.07, 4,824,071.75 and 1,947,163.80
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Solution
The fourth proportional to 3,495,954.07, 4,824,071.75 and 1,947,163.80 is: 2,686,893.96
Step by Step Solution
- Step 1: Write the proportion equation
3,495,954.07 : 4,824,071.75 = 1,947,163.80 : x - Step 2: Convert to fraction form
3,495,954.07/4,824,071.75 = 1,947,163.80/x - Step 3: Cross multiply
3,495,954.07x = 4,824,071.75 × 1,947,163.80 - Step 4: Simplify right side
3,495,954.07x = 9,393,257,870,466.83 - Step 5: Solve for x
x = 9,393,257,870,466.83/3,495,954.07 - Step 6: Final answer
x = 2,686,893.96
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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.