Finding the Fourth Proportional to 4,035,281.20, 5,568,486.80 and 2,292,720.41
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Solution
The fourth proportional to 4,035,281.20, 5,568,486.80 and 2,292,720.41 is: 3,163,839.82
Step by Step Solution
- Step 1: Write the proportion equation
4,035,281.20 : 5,568,486.80 = 2,292,720.41 : x - Step 2: Convert to fraction form
4,035,281.20/5,568,486.80 = 2,292,720.41/x - Step 3: Cross multiply
4,035,281.20x = 5,568,486.80 × 2,292,720.41 - Step 4: Simplify right side
4,035,281.20x = 12,766,983,327,711.99 - Step 5: Solve for x
x = 12,766,983,327,711.99/4,035,281.20 - Step 6: Final answer
x = 3,163,839.82
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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.