Finding the Fourth Proportional to 5,898,091.68, 8,139,346.56 and 3,319,770.96
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Solution
The fourth proportional to 5,898,091.68, 8,139,346.56 and 3,319,770.96 is: 4,581,272.69
Step by Step Solution
- Step 1: Write the proportion equation
5,898,091.68 : 8,139,346.56 = 3,319,770.96 : x - Step 2: Convert to fraction form
5,898,091.68/8,139,346.56 = 3,319,770.96/x - Step 3: Cross multiply
5,898,091.68x = 8,139,346.56 × 3,319,770.96 - Step 4: Simplify right side
5,898,091.68x = 27,020,766,343,263.89 - Step 5: Solve for x
x = 27,020,766,343,263.89/5,898,091.68 - Step 6: Final answer
x = 4,581,272.69
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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.