Finding the Fourth Proportional to 3,498,546.56, 4,827,799.04 and 1,928,627.73
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Solution
The fourth proportional to 3,498,546.56, 4,827,799.04 and 1,928,627.73 is: 2,661,398.65
Step by Step Solution
- Step 1: Write the proportion equation
3,498,546.56 : 4,827,799.04 = 1,928,627.73 : x - Step 2: Convert to fraction form
3,498,546.56/4,827,799.04 = 1,928,627.73/x - Step 3: Cross multiply
3,498,546.56x = 4,827,799.04 × 1,928,627.73 - Step 4: Simplify right side
3,498,546.56x = 9,311,027,093,768.24 - Step 5: Solve for x
x = 9,311,027,093,768.24/3,498,546.56 - Step 6: Final answer
x = 2,661,398.65
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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.