Finding the Fourth Proportional to 4,091,659.05, 6,137,734.28 and 1,251,795.81
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Solution
The fourth proportional to 4,091,659.05, 6,137,734.28 and 1,251,795.81 is: 1,877,768.88
Step by Step Solution
- Step 1: Write the proportion equation
4,091,659.05 : 6,137,734.28 = 1,251,795.81 : x - Step 2: Convert to fraction form
4,091,659.05/6,137,734.28 = 1,251,795.81/x - Step 3: Cross multiply
4,091,659.05x = 6,137,734.28 × 1,251,795.81 - Step 4: Simplify right side
4,091,659.05x = 7,683,190,048,338.39 - Step 5: Solve for x
x = 7,683,190,048,338.39/4,091,659.05 - Step 6: Final answer
x = 1,877,768.88
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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.