Finding the Fourth Proportional to 1,595,715.39, 2,202,076.79 and 907,387.37
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Solution
The fourth proportional to 1,595,715.39, 2,202,076.79 and 907,387.37 is: 1,252,188.62
Step by Step Solution
- Step 1: Write the proportion equation
1,595,715.39 : 2,202,076.79 = 907,387.37 : x - Step 2: Convert to fraction form
1,595,715.39/2,202,076.79 = 907,387.37/x - Step 3: Cross multiply
1,595,715.39x = 2,202,076.79 × 907,387.37 - Step 4: Simplify right side
1,595,715.39x = 1,998,136,651,468.82 - Step 5: Solve for x
x = 1,998,136,651,468.82/1,595,715.39 - Step 6: Final answer
x = 1,252,188.62
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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.