Finding the Fourth Proportional to 2,737,485.70, 3,777,754.84 and 1,513,874.07
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Solution
The fourth proportional to 2,737,485.70, 3,777,754.84 and 1,513,874.07 is: 2,089,159.81
Step by Step Solution
- Step 1: Write the proportion equation
2,737,485.70 : 3,777,754.84 = 1,513,874.07 : x - Step 2: Convert to fraction form
2,737,485.70/3,777,754.84 = 1,513,874.07/x - Step 3: Cross multiply
2,737,485.70x = 3,777,754.84 × 1,513,874.07 - Step 4: Simplify right side
2,737,485.70x = 5,719,045,091,308.31 - Step 5: Solve for x
x = 5,719,045,091,308.31/2,737,485.70 - Step 6: Final answer
x = 2,089,159.81
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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.