Finding the Fourth Proportional to 2,198,274.53, 3,297,881.99 and 681,924.56
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Solution
The fourth proportional to 2,198,274.53, 3,297,881.99 and 681,924.56 is: 1,023,032.69
Step by Step Solution
- Step 1: Write the proportion equation
2,198,274.53 : 3,297,881.99 = 681,924.56 : x - Step 2: Convert to fraction form
2,198,274.53/3,297,881.99 = 681,924.56/x - Step 3: Cross multiply
2,198,274.53x = 3,297,881.99 × 681,924.56 - Step 4: Simplify right side
2,198,274.53x = 2,248,906,710,178.08 - Step 5: Solve for x
x = 2,248,906,710,178.08/2,198,274.53 - Step 6: Final answer
x = 1,023,032.69
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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.