Finding the Fourth Proportional to 3,551,039.80, 5,327,348.84 and 1,656,747.88
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Solution
The fourth proportional to 3,551,039.80, 5,327,348.84 and 1,656,747.88 is: 2,485,489.99
Step by Step Solution
- Step 1: Write the proportion equation
3,551,039.80 : 5,327,348.84 = 1,656,747.88 : x - Step 2: Convert to fraction form
3,551,039.80/5,327,348.84 = 1,656,747.88/x - Step 3: Cross multiply
3,551,039.80x = 5,327,348.84 × 1,656,747.88 - Step 4: Simplify right side
3,551,039.80x = 8,826,073,881,301.15 - Step 5: Solve for x
x = 8,826,073,881,301.15/3,551,039.80 - Step 6: Final answer
x = 2,485,489.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.