Finding the Fourth Proportional to 1,343,696.49, 1,854,336.27 and 731,872.44
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Solution
The fourth proportional to 1,343,696.49, 1,854,336.27 and 731,872.44 is: 1,010,003.09
Step by Step Solution
- Step 1: Write the proportion equation
1,343,696.49 : 1,854,336.27 = 731,872.44 : x - Step 2: Convert to fraction form
1,343,696.49/1,854,336.27 = 731,872.44/x - Step 3: Cross multiply
1,343,696.49x = 1,854,336.27 × 731,872.44 - Step 4: Simplify right side
1,343,696.49x = 1,357,137,610,505.40 - Step 5: Solve for x
x = 1,357,137,610,505.40/1,343,696.49 - Step 6: Final answer
x = 1,010,003.09
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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.