Finding the Fourth Proportional to 3,395,357.63, 4,685,571.05 and 1,925,544.18
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Solution
The fourth proportional to 3,395,357.63, 4,685,571.05 and 1,925,544.18 is: 2,657,238.22
Step by Step Solution
- Step 1: Write the proportion equation
3,395,357.63 : 4,685,571.05 = 1,925,544.18 : x - Step 2: Convert to fraction form
3,395,357.63/4,685,571.05 = 1,925,544.18/x - Step 3: Cross multiply
3,395,357.63x = 4,685,571.05 × 1,925,544.18 - Step 4: Simplify right side
3,395,357.63x = 9,022,274,055,676.27 - Step 5: Solve for x
x = 9,022,274,055,676.27/3,395,357.63 - Step 6: Final answer
x = 2,657,238.22
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1.5x scale
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.