Finding the Fourth Proportional to 1,203,346.26, 1,660,620.20 and 659,502.24
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Solution
The fourth proportional to 1,203,346.26, 1,660,620.20 and 659,502.24 is: 910,114.38
Step by Step Solution
- Step 1: Write the proportion equation
1,203,346.26 : 1,660,620.20 = 659,502.24 : x - Step 2: Convert to fraction form
1,203,346.26/1,660,620.20 = 659,502.24/x - Step 3: Cross multiply
1,203,346.26x = 1,660,620.20 × 659,502.24 - Step 4: Simplify right side
1,203,346.26x = 1,095,182,738,391.74 - Step 5: Solve for x
x = 1,095,182,738,391.74/1,203,346.26 - Step 6: Final answer
x = 910,114.38
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1.5x scale
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.