Finding the Fourth Proportional to 1,349,256.88, 1,861,794.56 and 866,475.96
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Solution
The fourth proportional to 1,349,256.88, 1,861,794.56 and 866,475.96 is: 1,195,621.27
Step by Step Solution
- Step 1: Write the proportion equation
1,349,256.88 : 1,861,794.56 = 866,475.96 : x - Step 2: Convert to fraction form
1,349,256.88/1,861,794.56 = 866,475.96/x - Step 3: Cross multiply
1,349,256.88x = 1,861,794.56 × 866,475.96 - Step 4: Simplify right side
1,349,256.88x = 1,613,200,228,698.78 - Step 5: Solve for x
x = 1,613,200,228,698.78/1,349,256.88 - Step 6: Final answer
x = 1,195,621.27
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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.