Finding the Fourth Proportional to 2,722,277, 3,756,742.26 and 1,515,338.12
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Solution
The fourth proportional to 2,722,277, 3,756,742.26 and 1,515,338.12 is: 2,091,166.61
Step by Step Solution
- Step 1: Write the proportion equation
2,722,277 : 3,756,742.26 = 1,515,338.12 : x - Step 2: Convert to fraction form
2,722,277/3,756,742.26 = 1,515,338.12/x - Step 3: Cross multiply
2,722,277x = 3,756,742.26 × 1,515,338.12 - Step 4: Simplify right side
2,722,277x = 5,692,734,753,592.95 - Step 5: Solve for x
x = 5,692,734,753,592.95/2,722,277 - Step 6: Final answer
x = 2,091,166.61
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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.