Finding the Fourth Proportional to 5,149,593.36, 7,725,112.02 and 1,554,952.68
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Solution
The fourth proportional to 5,149,593.36, 7,725,112.02 and 1,554,952.68 is: 2,332,647.03
Step by Step Solution
- Step 1: Write the proportion equation
5,149,593.36 : 7,725,112.02 = 1,554,952.68 : x - Step 2: Convert to fraction form
5,149,593.36/7,725,112.02 = 1,554,952.68/x - Step 3: Cross multiply
5,149,593.36x = 7,725,112.02 × 1,554,952.68 - Step 4: Simplify right side
5,149,593.36x = 12,012,183,638,799.21 - Step 5: Solve for x
x = 12,012,183,638,799.21/5,149,593.36 - Step 6: Final answer
x = 2,332,647.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.