Finding the Fourth Proportional to 4,057,375.40, 5,599,179.77 and 2,221,947.99
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Solution
The fourth proportional to 4,057,375.40, 5,599,179.77 and 2,221,947.99 is: 3,066,289.17
Step by Step Solution
- Step 1: Write the proportion equation
4,057,375.40 : 5,599,179.77 = 2,221,947.99 : x - Step 2: Convert to fraction form
4,057,375.40/5,599,179.77 = 2,221,947.99/x - Step 3: Cross multiply
4,057,375.40x = 5,599,179.77 × 2,221,947.99 - Step 4: Simplify right side
4,057,375.40x = 12,441,086,241,155.03 - Step 5: Solve for x
x = 12,441,086,241,155.03/4,057,375.40 - Step 6: Final answer
x = 3,066,289.17
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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.