Finding the Fourth Proportional to 3,669,037.07, 5,063,397.84 and 2,037,471.75
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Solution
The fourth proportional to 3,669,037.07, 5,063,397.84 and 2,037,471.75 is: 2,811,781.37
Step by Step Solution
- Step 1: Write the proportion equation
3,669,037.07 : 5,063,397.84 = 2,037,471.75 : x - Step 2: Convert to fraction form
3,669,037.07/5,063,397.84 = 2,037,471.75/x - Step 3: Cross multiply
3,669,037.07x = 5,063,397.84 × 2,037,471.75 - Step 4: Simplify right side
3,669,037.07x = 10,316,530,058,011.02 - Step 5: Solve for x
x = 10,316,530,058,011.02/3,669,037.07 - Step 6: Final answer
x = 2,811,781.37
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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.