Finding the Fourth Proportional to 2,135,415.53, 2,946,873.67 and 1,168,546.03
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Solution
The fourth proportional to 2,135,415.53, 2,946,873.67 and 1,168,546.03 is: 1,612,593.65
Step by Step Solution
- Step 1: Write the proportion equation
2,135,415.53 : 2,946,873.67 = 1,168,546.03 : x - Step 2: Convert to fraction form
2,135,415.53/2,946,873.67 = 1,168,546.03/x - Step 3: Cross multiply
2,135,415.53x = 2,946,873.67 × 1,168,546.03 - Step 4: Simplify right side
2,135,415.53x = 3,443,557,517,701.48 - Step 5: Solve for x
x = 3,443,557,517,701.48/2,135,415.53 - Step 6: Final answer
x = 1,612,593.65
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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.