Finding the Fourth Proportional to 4,020,174.20, 6,019,763.70 and 2,592,500.60
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Solution
The fourth proportional to 4,020,174.20, 6,019,763.70 and 2,592,500.60 is: 3,881,981.28
Step by Step Solution
- Step 1: Write the proportion equation
4,020,174.20 : 6,019,763.70 = 2,592,500.60 : x - Step 2: Convert to fraction form
4,020,174.20/6,019,763.70 = 2,592,500.60/x - Step 3: Cross multiply
4,020,174.20x = 6,019,763.70 × 2,592,500.60 - Step 4: Simplify right side
4,020,174.20x = 15,606,241,004,108.22 - Step 5: Solve for x
x = 15,606,241,004,108.22/4,020,174.20 - Step 6: Final answer
x = 3,881,981.28
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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.