Finding the Fourth Proportional to 3,165,340.96, 4,368,384.84 and 1,788,207.04
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Solution
The fourth proportional to 3,165,340.96, 4,368,384.84 and 1,788,207.04 is: 2,467,846.79
Step by Step Solution
- Step 1: Write the proportion equation
3,165,340.96 : 4,368,384.84 = 1,788,207.04 : x - Step 2: Convert to fraction form
3,165,340.96/4,368,384.84 = 1,788,207.04/x - Step 3: Cross multiply
3,165,340.96x = 4,368,384.84 × 1,788,207.04 - Step 4: Simplify right side
3,165,340.96x = 7,811,576,524,317.27 - Step 5: Solve for x
x = 7,811,576,524,317.27/3,165,340.96 - Step 6: Final answer
x = 2,467,846.79
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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.