Finding the Fourth Proportional to 1,343,791.58, 1,854,434.94 and 731,942.44
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Solution
The fourth proportional to 1,343,791.58, 1,854,434.94 and 731,942.44 is: 1,010,081.96
Step by Step Solution
- Step 1: Write the proportion equation
1,343,791.58 : 1,854,434.94 = 731,942.44 : x - Step 2: Convert to fraction form
1,343,791.58/1,854,434.94 = 731,942.44/x - Step 3: Cross multiply
1,343,791.58x = 1,854,434.94 × 731,942.44 - Step 4: Simplify right side
1,343,791.58x = 1,357,339,634,804.85 - Step 5: Solve for x
x = 1,357,339,634,804.85/1,343,791.58 - Step 6: Final answer
x = 1,010,081.96
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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.