Finding the Fourth Proportional to 3,868,865.24, 5,333,406.96 and 2,703,694.05
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Solution
The fourth proportional to 3,868,865.24, 5,333,406.96 and 2,703,694.05 is: 3,727,165.41
Step by Step Solution
- Step 1: Write the proportion equation
3,868,865.24 : 5,333,406.96 = 2,703,694.05 : x - Step 2: Convert to fraction form
3,868,865.24/5,333,406.96 = 2,703,694.05/x - Step 3: Cross multiply
3,868,865.24x = 5,333,406.96 × 2,703,694.05 - Step 4: Simplify right side
3,868,865.24x = 14,419,900,674,119.44 - Step 5: Solve for x
x = 14,419,900,674,119.44/3,868,865.24 - Step 6: Final answer
x = 3,727,165.41
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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.