Finding the Fourth Proportional to 2,743,447.08, 3,785,907.42 and 1,519,748.85
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Solution
The fourth proportional to 2,743,447.08, 3,785,907.42 and 1,519,748.85 is: 2,097,225.96
Step by Step Solution
- Step 1: Write the proportion equation
2,743,447.08 : 3,785,907.42 = 1,519,748.85 : x - Step 2: Convert to fraction form
2,743,447.08/3,785,907.42 = 1,519,748.85/x - Step 3: Cross multiply
2,743,447.08x = 3,785,907.42 × 1,519,748.85 - Step 4: Simplify right side
2,743,447.08x = 5,753,628,447,751.47 - Step 5: Solve for x
x = 5,753,628,447,751.47/2,743,447.08 - Step 6: Final answer
x = 2,097,225.96
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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.