Finding the Fourth Proportional to 1,349,232.87, 1,861,761.48 and 866,451.96
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Solution
The fourth proportional to 1,349,232.87, 1,861,761.48 and 866,451.96 is: 1,195,588.18
Step by Step Solution
- Step 1: Write the proportion equation
1,349,232.87 : 1,861,761.48 = 866,451.96 : x - Step 2: Convert to fraction form
1,349,232.87/1,861,761.48 = 866,451.96/x - Step 3: Cross multiply
1,349,232.87x = 1,861,761.48 × 866,451.96 - Step 4: Simplify right side
1,349,232.87x = 1,613,126,880,149.31 - Step 5: Solve for x
x = 1,613,126,880,149.31/1,349,232.87 - Step 6: Final answer
x = 1,195,588.18
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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.