Finding the Fourth Proportional to 3,401,135.98, 4,693,567.68 and 1,873,243.11
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Solution
The fourth proportional to 3,401,135.98, 4,693,567.68 and 1,873,243.11 is: 2,585,075.50
Step by Step Solution
- Step 1: Write the proportion equation
3,401,135.98 : 4,693,567.68 = 1,873,243.11 : x - Step 2: Convert to fraction form
3,401,135.98/4,693,567.68 = 1,873,243.11/x - Step 3: Cross multiply
3,401,135.98x = 4,693,567.68 × 1,873,243.11 - Step 4: Simplify right side
3,401,135.98x = 8,792,193,309,078.25 - Step 5: Solve for x
x = 8,792,193,309,078.25/3,401,135.98 - Step 6: Final answer
x = 2,585,075.50
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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.