Finding the Fourth Proportional to 1,951,336.83, 2,692,334.05 and 1,124,207.97
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Solution
The fourth proportional to 1,951,336.83, 2,692,334.05 and 1,124,207.97 is: 1,551,112.73
Step by Step Solution
- Step 1: Write the proportion equation
1,951,336.83 : 2,692,334.05 = 1,124,207.97 : x - Step 2: Convert to fraction form
1,951,336.83/2,692,334.05 = 1,124,207.97/x - Step 3: Cross multiply
1,951,336.83x = 2,692,334.05 × 1,124,207.97 - Step 4: Simplify right side
1,951,336.83x = 3,026,743,396,912.38 - Step 5: Solve for x
x = 3,026,743,396,912.38/1,951,336.83 - Step 6: Final answer
x = 1,551,112.73
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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.