Finding the Fourth Proportional to 2,731,764.87, 3,769,841.10 and 1,508,072.08
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Solution
The fourth proportional to 2,731,764.87, 3,769,841.10 and 1,508,072.08 is: 2,081,142.55
Step by Step Solution
- Step 1: Write the proportion equation
2,731,764.87 : 3,769,841.10 = 1,508,072.08 : x - Step 2: Convert to fraction form
2,731,764.87/3,769,841.10 = 1,508,072.08/x - Step 3: Cross multiply
2,731,764.87x = 3,769,841.10 × 1,508,072.08 - Step 4: Simplify right side
2,731,764.87x = 5,685,192,105,177.16 - Step 5: Solve for x
x = 5,685,192,105,177.16/2,731,764.87 - Step 6: Final answer
x = 2,081,142.55
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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.