Finding the Fourth Proportional to 4,332,999.19, 5,979,465.46 and 2,399,218.15
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Solution
The fourth proportional to 4,332,999.19, 5,979,465.46 and 2,399,218.15 is: 3,310,880.39
Step by Step Solution
- Step 1: Write the proportion equation
4,332,999.19 : 5,979,465.46 = 2,399,218.15 : x - Step 2: Convert to fraction form
4,332,999.19/5,979,465.46 = 2,399,218.15/x - Step 3: Cross multiply
4,332,999.19x = 5,979,465.46 × 2,399,218.15 - Step 4: Simplify right side
4,332,999.19x = 14,346,042,058,930.10 - Step 5: Solve for x
x = 14,346,042,058,930.10/4,332,999.19 - Step 6: Final answer
x = 3,310,880.39
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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.