Finding the Fourth Proportional to 3,642,818.96, 5,027,097.12 and 2,011,229.48
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Solution
The fourth proportional to 3,642,818.96, 5,027,097.12 and 2,011,229.48 is: 2,775,500.52
Step by Step Solution
- Step 1: Write the proportion equation
3,642,818.96 : 5,027,097.12 = 2,011,229.48 : x - Step 2: Convert to fraction form
3,642,818.96/5,027,097.12 = 2,011,229.48/x - Step 3: Cross multiply
3,642,818.96x = 5,027,097.12 × 2,011,229.48 - Step 4: Simplify right side
3,642,818.96x = 10,110,645,926,567.10 - Step 5: Solve for x
x = 10,110,645,926,567.10/3,642,818.96 - Step 6: Final answer
x = 2,775,500.52
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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.