Finding the Fourth Proportional to 1,224,207.63, 1,836,622.49 and 719,195.58
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Solution
The fourth proportional to 1,224,207.63, 1,836,622.49 and 719,195.58 is: 1,078,976.10
Step by Step Solution
- Step 1: Write the proportion equation
1,224,207.63 : 1,836,622.49 = 719,195.58 : x - Step 2: Convert to fraction form
1,224,207.63/1,836,622.49 = 719,195.58/x - Step 3: Cross multiply
1,224,207.63x = 1,836,622.49 × 719,195.58 - Step 4: Simplify right side
1,224,207.63x = 1,320,890,773,340.62 - Step 5: Solve for x
x = 1,320,890,773,340.62/1,224,207.63 - Step 6: Final answer
x = 1,078,976.10
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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.