Finding the Fourth Proportional to 3,409,652.13, 4,703,843.94 and 2,085,134.01
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Solution
The fourth proportional to 3,409,652.13, 4,703,843.94 and 2,085,134.01 is: 2,876,582.30
Step by Step Solution
- Step 1: Write the proportion equation
3,409,652.13 : 4,703,843.94 = 2,085,134.01 : x - Step 2: Convert to fraction form
3,409,652.13/4,703,843.94 = 2,085,134.01/x - Step 3: Cross multiply
3,409,652.13x = 4,703,843.94 × 2,085,134.01 - Step 4: Simplify right side
3,409,652.13x = 9,808,144,977,026.40 - Step 5: Solve for x
x = 9,808,144,977,026.40/3,409,652.13 - Step 6: Final answer
x = 2,876,582.30
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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.