Finding the Fourth Proportional to 2,522,351.84, 3,480,919.05 and 1,376,505.99
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Solution
The fourth proportional to 2,522,351.84, 3,480,919.05 and 1,376,505.99 is: 1,899,618.39
Step by Step Solution
- Step 1: Write the proportion equation
2,522,351.84 : 3,480,919.05 = 1,376,505.99 : x - Step 2: Convert to fraction form
2,522,351.84/3,480,919.05 = 1,376,505.99/x - Step 3: Cross multiply
2,522,351.84x = 3,480,919.05 × 1,376,505.99 - Step 4: Simplify right side
2,522,351.84x = 4,791,505,923,030.11 - Step 5: Solve for x
x = 4,791,505,923,030.11/2,522,351.84 - Step 6: Final answer
x = 1,899,618.39
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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.