Finding the Fourth Proportional to 2,265,861.74, 3,126,971.68 and 1,233,319.50
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Solution
The fourth proportional to 2,265,861.74, 3,126,971.68 and 1,233,319.50 is: 1,702,025.81
Step by Step Solution
- Step 1: Write the proportion equation
2,265,861.74 : 3,126,971.68 = 1,233,319.50 : x - Step 2: Convert to fraction form
2,265,861.74/3,126,971.68 = 1,233,319.50/x - Step 3: Cross multiply
2,265,861.74x = 3,126,971.68 × 1,233,319.50 - Step 4: Simplify right side
2,265,861.74x = 3,856,555,148,891.76 - Step 5: Solve for x
x = 3,856,555,148,891.76/2,265,861.74 - Step 6: Final answer
x = 1,702,025.81
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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.