Finding the Fourth Proportional to 4,332,385.70, 5,979,093.33 and 2,398,646.28
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Solution
The fourth proportional to 4,332,385.70, 5,979,093.33 and 2,398,646.28 is: 3,310,353.92
Step by Step Solution
- Step 1: Write the proportion equation
4,332,385.70 : 5,979,093.33 = 2,398,646.28 : x - Step 2: Convert to fraction form
4,332,385.70/5,979,093.33 = 2,398,646.28/x - Step 3: Cross multiply
4,332,385.70x = 5,979,093.33 × 2,398,646.28 - Step 4: Simplify right side
4,332,385.70x = 14,341,730,009,611.66 - Step 5: Solve for x
x = 14,341,730,009,611.66/4,332,385.70 - Step 6: Final answer
x = 3,310,353.92
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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.