Finding the Fourth Proportional to 1,346,841.36, 1,858,631.94 and 743,229.36
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Solution
The fourth proportional to 1,346,841.36, 1,858,631.94 and 743,229.36 is: 1,025,651.47
Step by Step Solution
- Step 1: Write the proportion equation
1,346,841.36 : 1,858,631.94 = 743,229.36 : x - Step 2: Convert to fraction form
1,346,841.36/1,858,631.94 = 743,229.36/x - Step 3: Cross multiply
1,346,841.36x = 1,858,631.94 × 743,229.36 - Step 4: Simplify right side
1,346,841.36x = 1,381,389,827,241.76 - Step 5: Solve for x
x = 1,381,389,827,241.76/1,346,841.36 - Step 6: Final answer
x = 1,025,651.47
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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.