Finding the Fourth Proportional to 2,698,392.83, 3,723,791.70 and 1,474,697.99
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Solution
The fourth proportional to 2,698,392.83, 3,723,791.70 and 1,474,697.99 is: 2,035,088.47
Step by Step Solution
- Step 1: Write the proportion equation
2,698,392.83 : 3,723,791.70 = 1,474,697.99 : x - Step 2: Convert to fraction form
2,698,392.83/3,723,791.70 = 1,474,697.99/x - Step 3: Cross multiply
2,698,392.83x = 3,723,791.70 × 1,474,697.99 - Step 4: Simplify right side
2,698,392.83x = 5,491,468,135,168.68 - Step 5: Solve for x
x = 5,491,468,135,168.68/2,698,392.83 - Step 6: Final answer
x = 2,035,088.47
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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.