Finding the Fourth Proportional to 4,332,952.97, 5,979,655.43 and 2,399,213.48
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Solution
The fourth proportional to 4,332,952.97, 5,979,655.43 and 2,399,213.48 is: 3,311,014.46
Step by Step Solution
- Step 1: Write the proportion equation
4,332,952.97 : 5,979,655.43 = 2,399,213.48 : x - Step 2: Convert to fraction form
4,332,952.97/5,979,655.43 = 2,399,213.48/x - Step 3: Cross multiply
4,332,952.97x = 5,979,655.43 × 2,399,213.48 - Step 4: Simplify right side
4,332,952.97x = 14,346,469,934,358.37 - Step 5: Solve for x
x = 14,346,469,934,358.37/4,332,952.97 - Step 6: Final answer
x = 3,311,014.46
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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.