Finding the Fourth Proportional to 1,522,135.09, 2,099,097.41 and 910,190.62
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Solution
The fourth proportional to 1,522,135.09, 2,099,097.41 and 910,190.62 is: 1,255,196.59
Step by Step Solution
- Step 1: Write the proportion equation
1,522,135.09 : 2,099,097.41 = 910,190.62 : x - Step 2: Convert to fraction form
1,522,135.09/2,099,097.41 = 910,190.62/x - Step 3: Cross multiply
1,522,135.09x = 2,099,097.41 × 910,190.62 - Step 4: Simplify right side
1,522,135.09x = 1,910,578,764,828.28 - Step 5: Solve for x
x = 1,910,578,764,828.28/1,522,135.09 - Step 6: Final answer
x = 1,255,196.59
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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.