Finding the Fourth Proportional to 2,512,318.53, 3,751,460.52 and 1,994,170.44
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Solution
The fourth proportional to 2,512,318.53, 3,751,460.52 and 1,994,170.44 is: 2,977,748.08
Step by Step Solution
- Step 1: Write the proportion equation
2,512,318.53 : 3,751,460.52 = 1,994,170.44 : x - Step 2: Convert to fraction form
2,512,318.53/3,751,460.52 = 1,994,170.44/x - Step 3: Cross multiply
2,512,318.53x = 3,751,460.52 × 1,994,170.44 - Step 4: Simplify right side
2,512,318.53x = 7,481,051,675,811.03 - Step 5: Solve for x
x = 7,481,051,675,811.03/2,512,318.53 - Step 6: Final answer
x = 2,977,748.08
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.