Finding the Fourth Proportional to 2,148,502.26, 3,224,173.12 and 1,011,589.56
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Solution
The fourth proportional to 2,148,502.26, 3,224,173.12 and 1,011,589.56 is: 1,518,052.80
Step by Step Solution
- Step 1: Write the proportion equation
2,148,502.26 : 3,224,173.12 = 1,011,589.56 : x - Step 2: Convert to fraction form
2,148,502.26/3,224,173.12 = 1,011,589.56/x - Step 3: Cross multiply
2,148,502.26x = 3,224,173.12 × 1,011,589.56 - Step 4: Simplify right side
2,148,502.26x = 3,261,539,867,824.63 - Step 5: Solve for x
x = 3,261,539,867,824.63/2,148,502.26 - Step 6: Final answer
x = 1,518,052.80
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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.