Finding the Fourth Proportional to 2,107,642.26, 3,161,471.62 and 510,202.74
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Solution
The fourth proportional to 2,107,642.26, 3,161,471.62 and 510,202.74 is: 765,306.10
Step by Step Solution
- Step 1: Write the proportion equation
2,107,642.26 : 3,161,471.62 = 510,202.74 : x - Step 2: Convert to fraction form
2,107,642.26/3,161,471.62 = 510,202.74/x - Step 3: Cross multiply
2,107,642.26x = 3,161,471.62 × 510,202.74 - Step 4: Simplify right side
2,107,642.26x = 1,612,991,482,956.24 - Step 5: Solve for x
x = 1,612,991,482,956.24/2,107,642.26 - Step 6: Final answer
x = 765,306.10
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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.