Finding the Fourth Proportional to 1,609,940.98, 2,221,233.60 and 965,125.90
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Solution
The fourth proportional to 1,609,940.98, 2,221,233.60 and 965,125.90 is: 1,331,583.02
Step by Step Solution
- Step 1: Write the proportion equation
1,609,940.98 : 2,221,233.60 = 965,125.90 : x - Step 2: Convert to fraction form
1,609,940.98/2,221,233.60 = 965,125.90/x - Step 3: Cross multiply
1,609,940.98x = 2,221,233.60 × 965,125.90 - Step 4: Simplify right side
1,609,940.98x = 2,143,770,077,310.24 - Step 5: Solve for x
x = 2,143,770,077,310.24/1,609,940.98 - Step 6: Final answer
x = 1,331,583.02
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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.