Finding the Fourth Proportional to 3,937,284.44, 5,433,475.74 and 2,284,415.72
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Solution
The fourth proportional to 3,937,284.44, 5,433,475.74 and 2,284,415.72 is: 3,152,507.17
Step by Step Solution
- Step 1: Write the proportion equation
3,937,284.44 : 5,433,475.74 = 2,284,415.72 : x - Step 2: Convert to fraction form
3,937,284.44/5,433,475.74 = 2,284,415.72/x - Step 3: Cross multiply
3,937,284.44x = 5,433,475.74 × 2,284,415.72 - Step 4: Simplify right side
3,937,284.44x = 12,412,317,394,694.63 - Step 5: Solve for x
x = 12,412,317,394,694.63/3,937,284.44 - Step 6: Final answer
x = 3,152,507.17
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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.