Finding the Fourth Proportional to 4,958,137.70, 6,842,243.19 and 2,753,004.59
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Solution
The fourth proportional to 4,958,137.70, 6,842,243.19 and 2,753,004.59 is: 3,799,153.64
Step by Step Solution
- Step 1: Write the proportion equation
4,958,137.70 : 6,842,243.19 = 2,753,004.59 : x - Step 2: Convert to fraction form
4,958,137.70/6,842,243.19 = 2,753,004.59/x - Step 3: Cross multiply
4,958,137.70x = 6,842,243.19 × 2,753,004.59 - Step 4: Simplify right side
4,958,137.70x = 18,836,726,907,966.24 - Step 5: Solve for x
x = 18,836,726,907,966.24/4,958,137.70 - Step 6: Final answer
x = 3,799,153.64
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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.