Finding the Fourth Proportional to 4,174,855.43, 6,260,309.37 and 1,617,268.28
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Solution
The fourth proportional to 4,174,855.43, 6,260,309.37 and 1,617,268.28 is: 2,425,137.81
Step by Step Solution
- Step 1: Write the proportion equation
4,174,855.43 : 6,260,309.37 = 1,617,268.28 : x - Step 2: Convert to fraction form
4,174,855.43/6,260,309.37 = 1,617,268.28/x - Step 3: Cross multiply
4,174,855.43x = 6,260,309.37 × 1,617,268.28 - Step 4: Simplify right side
4,174,855.43x = 10,124,599,735,786.24 - Step 5: Solve for x
x = 10,124,599,735,786.24/4,174,855.43 - Step 6: Final answer
x = 2,425,137.81
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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.