Finding the Fourth Proportional to 4,245,822.28, 5,858,286.42 and 3,560,267.08
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Solution
The fourth proportional to 4,245,822.28, 5,858,286.42 and 3,560,267.08 is: 4,912,373.37
Step by Step Solution
- Step 1: Write the proportion equation
4,245,822.28 : 5,858,286.42 = 3,560,267.08 : x - Step 2: Convert to fraction form
4,245,822.28/5,858,286.42 = 3,560,267.08/x - Step 3: Cross multiply
4,245,822.28x = 5,858,286.42 × 3,560,267.08 - Step 4: Simplify right side
4,245,822.28x = 20,857,064,286,337.05 - Step 5: Solve for x
x = 20,857,064,286,337.05/4,245,822.28 - Step 6: Final answer
x = 4,912,373.37
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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.