Finding the Fourth Proportional to 3,819,414.99, 5,270,687.51 and 2,100,536.13
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Solution
The fourth proportional to 3,819,414.99, 5,270,687.51 and 2,100,536.13 is: 2,898,682.01
Step by Step Solution
- Step 1: Write the proportion equation
3,819,414.99 : 5,270,687.51 = 2,100,536.13 : x - Step 2: Convert to fraction form
3,819,414.99/5,270,687.51 = 2,100,536.13/x - Step 3: Cross multiply
3,819,414.99x = 5,270,687.51 × 2,100,536.13 - Step 4: Simplify right side
3,819,414.99x = 11,071,269,534,192.05 - Step 5: Solve for x
x = 11,071,269,534,192.05/3,819,414.99 - Step 6: Final answer
x = 2,898,682.01
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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.