Finding the Fourth Proportional to 3,440,625.70, 4,743,313.87 and 2,745,267.99
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Solution
The fourth proportional to 3,440,625.70, 4,743,313.87 and 2,745,267.99 is: 3,784,680.13
Step by Step Solution
- Step 1: Write the proportion equation
3,440,625.70 : 4,743,313.87 = 2,745,267.99 : x - Step 2: Convert to fraction form
3,440,625.70/4,743,313.87 = 2,745,267.99/x - Step 3: Cross multiply
3,440,625.70x = 4,743,313.87 × 2,745,267.99 - Step 4: Simplify right side
3,440,625.70x = 13,021,667,720,107.68 - Step 5: Solve for x
x = 13,021,667,720,107.68/3,440,625.70 - Step 6: Final answer
x = 3,784,680.13
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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.