Finding the Fourth Proportional to 5,238,939.04, 7,859,716.41 and 1,827,274.66
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Solution
The fourth proportional to 5,238,939.04, 7,859,716.41 and 1,827,274.66 is: 2,741,368.15
Step by Step Solution
- Step 1: Write the proportion equation
5,238,939.04 : 7,859,716.41 = 1,827,274.66 : x - Step 2: Convert to fraction form
5,238,939.04/7,859,716.41 = 1,827,274.66/x - Step 3: Cross multiply
5,238,939.04x = 7,859,716.41 × 1,827,274.66 - Step 4: Simplify right side
5,238,939.04x = 14,361,860,630,779.17 - Step 5: Solve for x
x = 14,361,860,630,779.17/5,238,939.04 - Step 6: Final answer
x = 2,741,368.15
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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.