Finding the Fourth Proportional to 3,277,771.13, 4,521,716.43 and 2,190,309.68
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Solution
The fourth proportional to 3,277,771.13, 4,521,716.43 and 2,190,309.68 is: 3,021,553.02
Step by Step Solution
- Step 1: Write the proportion equation
3,277,771.13 : 4,521,716.43 = 2,190,309.68 : x - Step 2: Convert to fraction form
3,277,771.13/4,521,716.43 = 2,190,309.68/x - Step 3: Cross multiply
3,277,771.13x = 4,521,716.43 × 2,190,309.68 - Step 4: Simplify right side
3,277,771.13x = 9,903,959,269,934.67 - Step 5: Solve for x
x = 9,903,959,269,934.67/3,277,771.13 - Step 6: Final answer
x = 3,021,553.02
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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.