Finding the Fourth Proportional to 4,914,392.53, 6,782,092.62 and 2,738,951.26
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Solution
The fourth proportional to 4,914,392.53, 6,782,092.62 and 2,738,951.26 is: 3,779,881.44
Step by Step Solution
- Step 1: Write the proportion equation
4,914,392.53 : 6,782,092.62 = 2,738,951.26 : x - Step 2: Convert to fraction form
4,914,392.53/6,782,092.62 = 2,738,951.26/x - Step 3: Cross multiply
4,914,392.53x = 6,782,092.62 × 2,738,951.26 - Step 4: Simplify right side
4,914,392.53x = 18,575,821,126,985.70 - Step 5: Solve for x
x = 18,575,821,126,985.70/4,914,392.53 - Step 6: Final answer
x = 3,779,881.44
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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.