Finding the Fourth Proportional to 2,801,350.62, 4,203,338.27 and 1,380,631.68
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Solution
The fourth proportional to 2,801,350.62, 4,203,338.27 and 1,380,631.68 is: 2,071,594.30
Step by Step Solution
- Step 1: Write the proportion equation
2,801,350.62 : 4,203,338.27 = 1,380,631.68 : x - Step 2: Convert to fraction form
2,801,350.62/4,203,338.27 = 1,380,631.68/x - Step 3: Cross multiply
2,801,350.62x = 4,203,338.27 × 1,380,631.68 - Step 4: Simplify right side
2,801,350.62x = 5,803,261,970,415.24 - Step 5: Solve for x
x = 5,803,261,970,415.24/2,801,350.62 - Step 6: Final answer
x = 2,071,594.30
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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.