Finding the Fourth Proportional to 1,516,249.49, 2,274,367.76 and 394,315.25
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Solution
The fourth proportional to 1,516,249.49, 2,274,367.76 and 394,315.25 is: 591,471.19
Step by Step Solution
- Step 1: Write the proportion equation
1,516,249.49 : 2,274,367.76 = 394,315.25 : x - Step 2: Convert to fraction form
1,516,249.49/2,274,367.76 = 394,315.25/x - Step 3: Cross multiply
1,516,249.49x = 2,274,367.76 × 394,315.25 - Step 4: Simplify right side
1,516,249.49x = 896,817,889,904.76 - Step 5: Solve for x
x = 896,817,889,904.76/1,516,249.49 - Step 6: Final answer
x = 591,471.19
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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.