Finding the Fourth Proportional to 2,257,344.65, 3,117,723.01 and 1,486,421.69
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Solution
The fourth proportional to 2,257,344.65, 3,117,723.01 and 1,486,421.69 is: 2,052,965.67
Step by Step Solution
- Step 1: Write the proportion equation
2,257,344.65 : 3,117,723.01 = 1,486,421.69 : x - Step 2: Convert to fraction form
2,257,344.65/3,117,723.01 = 1,486,421.69/x - Step 3: Cross multiply
2,257,344.65x = 3,117,723.01 × 1,486,421.69 - Step 4: Simplify right side
2,257,344.65x = 4,634,251,086,171.42 - Step 5: Solve for x
x = 4,634,251,086,171.42/2,257,344.65 - Step 6: Final answer
x = 2,052,965.67
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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.