Finding the Fourth Proportional to 4,190,960.84, 5,784,941.94 and 2,722,877.96
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Solution
The fourth proportional to 4,190,960.84, 5,784,941.94 and 2,722,877.96 is: 3,758,491.55
Step by Step Solution
- Step 1: Write the proportion equation
4,190,960.84 : 5,784,941.94 = 2,722,877.96 : x - Step 2: Convert to fraction form
4,190,960.84/5,784,941.94 = 2,722,877.96/x - Step 3: Cross multiply
4,190,960.84x = 5,784,941.94 × 2,722,877.96 - Step 4: Simplify right side
4,190,960.84x = 15,751,690,908,305.64 - Step 5: Solve for x
x = 15,751,690,908,305.64/4,190,960.84 - Step 6: Final answer
x = 3,758,491.55
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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.