Finding the Fourth Proportional to 5,043,319.36, 6,959,497.17 and 2,868,391.60
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Solution
The fourth proportional to 5,043,319.36, 6,959,497.17 and 2,868,391.60 is: 3,958,219.14
Step by Step Solution
- Step 1: Write the proportion equation
5,043,319.36 : 6,959,497.17 = 2,868,391.60 : x - Step 2: Convert to fraction form
5,043,319.36/6,959,497.17 = 2,868,391.60/x - Step 3: Cross multiply
5,043,319.36x = 6,959,497.17 × 2,868,391.60 - Step 4: Simplify right side
5,043,319.36x = 19,962,563,222,651.77 - Step 5: Solve for x
x = 19,962,563,222,651.77/5,043,319.36 - Step 6: Final answer
x = 3,958,219.14
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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.