Finding the Fourth Proportional to 1,255,470.96, 1,732,561.20 and 682,512.24
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Solution
The fourth proportional to 1,255,470.96, 1,732,561.20 and 682,512.24 is: 941,873.02
Step by Step Solution
- Step 1: Write the proportion equation
1,255,470.96 : 1,732,561.20 = 682,512.24 : x - Step 2: Convert to fraction form
1,255,470.96/1,732,561.20 = 682,512.24/x - Step 3: Cross multiply
1,255,470.96x = 1,732,561.20 × 682,512.24 - Step 4: Simplify right side
1,255,470.96x = 1,182,494,225,549.09 - Step 5: Solve for x
x = 1,182,494,225,549.09/1,255,470.96 - Step 6: Final answer
x = 941,873.02
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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.