Finding the Fourth Proportional to 1,266,940.26, 1,747,891.17 and 723,106.26
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Solution
The fourth proportional to 1,266,940.26, 1,747,891.17 and 723,106.26 is: 997,609.03
Step by Step Solution
- Step 1: Write the proportion equation
1,266,940.26 : 1,747,891.17 = 723,106.26 : x - Step 2: Convert to fraction form
1,266,940.26/1,747,891.17 = 723,106.26/x - Step 3: Cross multiply
1,266,940.26x = 1,747,891.17 × 723,106.26 - Step 4: Simplify right side
1,266,940.26x = 1,263,911,046,825.72 - Step 5: Solve for x
x = 1,263,911,046,825.72/1,266,940.26 - Step 6: Final answer
x = 997,609.03
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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.