Finding the Fourth Proportional to 3,761,764.83, 5,192,824.05 and 2,539,725.12
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Solution
The fourth proportional to 3,761,764.83, 5,192,824.05 and 2,539,725.12 is: 3,505,893.19
Step by Step Solution
- Step 1: Write the proportion equation
3,761,764.83 : 5,192,824.05 = 2,539,725.12 : x - Step 2: Convert to fraction form
3,761,764.83/5,192,824.05 = 2,539,725.12/x - Step 3: Cross multiply
3,761,764.83x = 5,192,824.05 × 2,539,725.12 - Step 4: Simplify right side
3,761,764.83x = 13,188,345,683,525.14 - Step 5: Solve for x
x = 13,188,345,683,525.14/3,761,764.83 - Step 6: Final answer
x = 3,505,893.19
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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.