Finding the Fourth Proportional to 2,631,608.10, 3,944,350.35 and 1,211,807.70
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Solution
The fourth proportional to 2,631,608.10, 3,944,350.35 and 1,211,807.70 is: 1,816,301.65
Step by Step Solution
- Step 1: Write the proportion equation
2,631,608.10 : 3,944,350.35 = 1,211,807.70 : x - Step 2: Convert to fraction form
2,631,608.10/3,944,350.35 = 1,211,807.70/x - Step 3: Cross multiply
2,631,608.10x = 3,944,350.35 × 1,211,807.70 - Step 4: Simplify right side
2,631,608.10x = 4,779,794,125,627.70 - Step 5: Solve for x
x = 4,779,794,125,627.70/2,631,608.10 - Step 6: Final answer
x = 1,816,301.65
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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.