Finding the Fourth Proportional to 1,845,608.40, 2,546,458.56 and 1,081,251.36
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Solution
The fourth proportional to 1,845,608.40, 2,546,458.56 and 1,081,251.36 is: 1,491,845.06
Step by Step Solution
- Step 1: Write the proportion equation
1,845,608.40 : 2,546,458.56 = 1,081,251.36 : x - Step 2: Convert to fraction form
1,845,608.40/2,546,458.56 = 1,081,251.36/x - Step 3: Cross multiply
1,845,608.40x = 2,546,458.56 × 1,081,251.36 - Step 4: Simplify right side
1,845,608.40x = 2,753,361,781,183.64 - Step 5: Solve for x
x = 2,753,361,781,183.64/1,845,608.40 - Step 6: Final answer
x = 1,491,845.06
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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.