Finding the Fourth Proportional to 2,771,539.92, 3,796,946.15 and 2,667,919.49
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Solution
The fourth proportional to 2,771,539.92, 3,796,946.15 and 2,667,919.49 is: 3,654,988.54
Step by Step Solution
- Step 1: Write the proportion equation
2,771,539.92 : 3,796,946.15 = 2,667,919.49 : x - Step 2: Convert to fraction form
2,771,539.92/3,796,946.15 = 2,667,919.49/x - Step 3: Cross multiply
2,771,539.92x = 3,796,946.15 × 2,667,919.49 - Step 4: Simplify right side
2,771,539.92x = 10,129,946,632,218.23 - Step 5: Solve for x
x = 10,129,946,632,218.23/2,771,539.92 - Step 6: Final answer
x = 3,654,988.54
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.