Finding the Fourth Proportional to 1,203,292.26, 1,660,471.25 and 659,319.75
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Solution
The fourth proportional to 1,203,292.26, 1,660,471.25 and 659,319.75 is: 909,821.76
Step by Step Solution
- Step 1: Write the proportion equation
1,203,292.26 : 1,660,471.25 = 659,319.75 : x - Step 2: Convert to fraction form
1,203,292.26/1,660,471.25 = 659,319.75/x - Step 3: Cross multiply
1,203,292.26x = 1,660,471.25 × 659,319.75 - Step 4: Simplify right side
1,203,292.26x = 1,094,781,486,135.59 - Step 5: Solve for x
x = 1,094,781,486,135.59/1,203,292.26 - Step 6: Final answer
x = 909,821.76
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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.