Finding the Fourth Proportional to 5,194,560.42, 7,168,652.01 and 2,902,817.70
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Solution
The fourth proportional to 5,194,560.42, 7,168,652.01 and 2,902,817.70 is: 4,005,977.07
Step by Step Solution
- Step 1: Write the proportion equation
5,194,560.42 : 7,168,652.01 = 2,902,817.70 : x - Step 2: Convert to fraction form
5,194,560.42/7,168,652.01 = 2,902,817.70/x - Step 3: Cross multiply
5,194,560.42x = 7,168,652.01 × 2,902,817.70 - Step 4: Simplify right side
5,194,560.42x = 20,809,289,939,768.58 - Step 5: Solve for x
x = 20,809,289,939,768.58/5,194,560.42 - Step 6: Final answer
x = 4,005,977.07
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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.