Finding the Fourth Proportional to 2,114,053.44, 2,916,173.68 and 1,349,244.96
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Solution
The fourth proportional to 2,114,053.44, 2,916,173.68 and 1,349,244.96 is: 1,861,179.37
Step by Step Solution
- Step 1: Write the proportion equation
2,114,053.44 : 2,916,173.68 = 1,349,244.96 : x - Step 2: Convert to fraction form
2,114,053.44/2,916,173.68 = 1,349,244.96/x - Step 3: Cross multiply
2,114,053.44x = 2,916,173.68 × 1,349,244.96 - Step 4: Simplify right side
2,114,053.44x = 3,934,632,640,224.65 - Step 5: Solve for x
x = 3,934,632,640,224.65/2,114,053.44 - Step 6: Final answer
x = 1,861,179.37
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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.