Finding the Fourth Proportional to 4,486,412.68, 6,191,218 and 2,449,222.18
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Solution
The fourth proportional to 4,486,412.68, 6,191,218 and 2,449,222.18 is: 3,379,909.41
Step by Step Solution
- Step 1: Write the proportion equation
4,486,412.68 : 6,191,218 = 2,449,222.18 : x - Step 2: Convert to fraction form
4,486,412.68/6,191,218 = 2,449,222.18/x - Step 3: Cross multiply
4,486,412.68x = 6,191,218 × 2,449,222.18 - Step 4: Simplify right side
4,486,412.68x = 15,163,668,446,815.24 - Step 5: Solve for x
x = 15,163,668,446,815.24/4,486,412.68 - Step 6: Final answer
x = 3,379,909.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.