Finding the Fourth Proportional to 3,205,610.82, 4,423,701.33 and 1,828,918.98
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Solution
The fourth proportional to 3,205,610.82, 4,423,701.33 and 1,828,918.98 is: 2,523,884.46
Step by Step Solution
- Step 1: Write the proportion equation
3,205,610.82 : 4,423,701.33 = 1,828,918.98 : x - Step 2: Convert to fraction form
3,205,610.82/4,423,701.33 = 1,828,918.98/x - Step 3: Cross multiply
3,205,610.82x = 4,423,701.33 × 1,828,918.98 - Step 4: Simplify right side
3,205,610.82x = 8,090,591,324,288.24 - Step 5: Solve for x
x = 8,090,591,324,288.24/3,205,610.82 - Step 6: Final answer
x = 2,523,884.46
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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.