Finding the Fourth Proportional to 1,261,632.24, 1,741,101.48 and 752,323.68
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Solution
The fourth proportional to 1,261,632.24, 1,741,101.48 and 752,323.68 is: 1,038,235.89
Step by Step Solution
- Step 1: Write the proportion equation
1,261,632.24 : 1,741,101.48 = 752,323.68 : x - Step 2: Convert to fraction form
1,261,632.24/1,741,101.48 = 752,323.68/x - Step 3: Cross multiply
1,261,632.24x = 1,741,101.48 × 752,323.68 - Step 4: Simplify right side
1,261,632.24x = 1,309,871,872,687.05 - Step 5: Solve for x
x = 1,309,871,872,687.05/1,261,632.24 - Step 6: Final answer
x = 1,038,235.89
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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.