Finding the Fourth Proportional to 3,278,242.14, 4,523,862.36 and 1,808,208.96
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Solution
The fourth proportional to 3,278,242.14, 4,523,862.36 and 1,808,208.96 is: 2,495,266.70
Step by Step Solution
- Step 1: Write the proportion equation
3,278,242.14 : 4,523,862.36 = 1,808,208.96 : x - Step 2: Convert to fraction form
3,278,242.14/4,523,862.36 = 1,808,208.96/x - Step 3: Cross multiply
3,278,242.14x = 4,523,862.36 × 1,808,208.96 - Step 4: Simplify right side
3,278,242.14x = 8,180,088,453,158.75 - Step 5: Solve for x
x = 8,180,088,453,158.75/3,278,242.14 - Step 6: Final answer
x = 2,495,266.70
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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.