Finding the Fourth Proportional to 5,122,924.37, 7,685,714.55 and 2,724,796.25
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Solution
The fourth proportional to 5,122,924.37, 7,685,714.55 and 2,724,796.25 is: 4,087,900.71
Step by Step Solution
- Step 1: Write the proportion equation
5,122,924.37 : 7,685,714.55 = 2,724,796.25 : x - Step 2: Convert to fraction form
5,122,924.37/7,685,714.55 = 2,724,796.25/x - Step 3: Cross multiply
5,122,924.37x = 7,685,714.55 × 2,724,796.25 - Step 4: Simplify right side
5,122,924.37x = 20,942,006,184,410.44 - Step 5: Solve for x
x = 20,942,006,184,410.44/5,122,924.37 - Step 6: Final answer
x = 4,087,900.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.