Finding the Fourth Proportional to 1,415,097.39, 1,952,809.11 and 770,505.87
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Solution
The fourth proportional to 1,415,097.39, 1,952,809.11 and 770,505.87 is: 1,063,284.33
Step by Step Solution
- Step 1: Write the proportion equation
1,415,097.39 : 1,952,809.11 = 770,505.87 : x - Step 2: Convert to fraction form
1,415,097.39/1,952,809.11 = 770,505.87/x - Step 3: Cross multiply
1,415,097.39x = 1,952,809.11 × 770,505.87 - Step 4: Simplify right side
1,415,097.39x = 1,504,650,882,244.48 - Step 5: Solve for x
x = 1,504,650,882,244.48/1,415,097.39 - Step 6: Final answer
x = 1,063,284.33
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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.