Finding the Fourth Proportional to 2,676,378.64, 3,693,406.26 and 1,452,684.42
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Solution
The fourth proportional to 2,676,378.64, 3,693,406.26 and 1,452,684.42 is: 2,004,706.53
Step by Step Solution
- Step 1: Write the proportion equation
2,676,378.64 : 3,693,406.26 = 1,452,684.42 : x - Step 2: Convert to fraction form
2,676,378.64/3,693,406.26 = 1,452,684.42/x - Step 3: Cross multiply
2,676,378.64x = 3,693,406.26 × 1,452,684.42 - Step 4: Simplify right side
2,676,378.64x = 5,365,353,730,632.47 - Step 5: Solve for x
x = 5,365,353,730,632.47/2,676,378.64 - Step 6: Final answer
x = 2,004,706.53
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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.