Finding the Fourth Proportional to 5,546,933.91, 8,320,400.94 and 1,503,421.72
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Solution
The fourth proportional to 5,546,933.91, 8,320,400.94 and 1,503,421.72 is: 2,255,132.59
Step by Step Solution
- Step 1: Write the proportion equation
5,546,933.91 : 8,320,400.94 = 1,503,421.72 : x - Step 2: Convert to fraction form
5,546,933.91/8,320,400.94 = 1,503,421.72/x - Step 3: Cross multiply
5,546,933.91x = 8,320,400.94 × 1,503,421.72 - Step 4: Simplify right side
5,546,933.91x = 12,509,071,443,185.30 - Step 5: Solve for x
x = 12,509,071,443,185.30/5,546,933.91 - Step 6: Final answer
x = 2,255,132.59
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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.