Finding the Fourth Proportional to 3,698,847.70, 5,544,772.35 and 2,183,694.10
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Solution
The fourth proportional to 3,698,847.70, 5,544,772.35 and 2,183,694.10 is: 3,273,475.32
Step by Step Solution
- Step 1: Write the proportion equation
3,698,847.70 : 5,544,772.35 = 2,183,694.10 : x - Step 2: Convert to fraction form
3,698,847.70/5,544,772.35 = 2,183,694.10/x - Step 3: Cross multiply
3,698,847.70x = 5,544,772.35 × 2,183,694.10 - Step 4: Simplify right side
3,698,847.70x = 12,108,086,666,538.13 - Step 5: Solve for x
x = 12,108,086,666,538.13/3,698,847.70 - Step 6: Final answer
x = 3,273,475.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.