Finding the Fourth Proportional to 3,515,489.10, 4,851,412.98 and 2,065,245.66
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Solution
The fourth proportional to 3,515,489.10, 4,851,412.98 and 2,065,245.66 is: 2,850,061.35
Step by Step Solution
- Step 1: Write the proportion equation
3,515,489.10 : 4,851,412.98 = 2,065,245.66 : x - Step 2: Convert to fraction form
3,515,489.10/4,851,412.98 = 2,065,245.66/x - Step 3: Cross multiply
3,515,489.10x = 4,851,412.98 × 2,065,245.66 - Step 4: Simplify right side
3,515,489.10x = 10,019,359,601,812.67 - Step 5: Solve for x
x = 10,019,359,601,812.67/3,515,489.10 - Step 6: Final answer
x = 2,850,061.35
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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.