Finding the Fourth Proportional to 3,937,284.62, 5,433,476 and 2,284,415.91
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Solution
The fourth proportional to 3,937,284.62, 5,433,476 and 2,284,415.91 is: 3,152,507.42
Step by Step Solution
- Step 1: Write the proportion equation
3,937,284.62 : 5,433,476 = 2,284,415.91 : x - Step 2: Convert to fraction form
3,937,284.62/5,433,476 = 2,284,415.91/x - Step 3: Cross multiply
3,937,284.62x = 5,433,476 × 2,284,415.91 - Step 4: Simplify right side
3,937,284.62x = 12,412,318,993,835.78 - Step 5: Solve for x
x = 12,412,318,993,835.78/3,937,284.62 - Step 6: Final answer
x = 3,152,507.42
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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.