Finding the Fourth Proportional to 2,667,728.40, 3,996,343.80 and 1,599,597.60
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Solution
The fourth proportional to 2,667,728.40, 3,996,343.80 and 1,599,597.60 is: 2,396,249.17
Step by Step Solution
- Step 1: Write the proportion equation
2,667,728.40 : 3,996,343.80 = 1,599,597.60 : x - Step 2: Convert to fraction form
2,667,728.40/3,996,343.80 = 1,599,597.60/x - Step 3: Cross multiply
2,667,728.40x = 3,996,343.80 × 1,599,597.60 - Step 4: Simplify right side
2,667,728.40x = 6,392,541,951,254.88 - Step 5: Solve for x
x = 6,392,541,951,254.88/2,667,728.40 - Step 6: Final answer
x = 2,396,249.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.