Finding the Fourth Proportional to 3,096,350.84, 4,272,974.05 and 1,719,694.30
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Solution
The fourth proportional to 3,096,350.84, 4,272,974.05 and 1,719,694.30 is: 2,373,183.63
Step by Step Solution
- Step 1: Write the proportion equation
3,096,350.84 : 4,272,974.05 = 1,719,694.30 : x - Step 2: Convert to fraction form
3,096,350.84/4,272,974.05 = 1,719,694.30/x - Step 3: Cross multiply
3,096,350.84x = 4,272,974.05 × 1,719,694.30 - Step 4: Simplify right side
3,096,350.84x = 7,348,209,117,832.92 - Step 5: Solve for x
x = 7,348,209,117,832.92/3,096,350.84 - Step 6: Final answer
x = 2,373,183.63
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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.