Finding the Fourth Proportional to 741,750.80, 1,112,626.20 and 741,750.80
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Solution
The fourth proportional to 741,750.80, 1,112,626.20 and 741,750.80 is: 1,112,626.20
Step by Step Solution
- Step 1: Write the proportion equation
741,750.80 : 1,112,626.20 = 741,750.80 : x - Step 2: Convert to fraction form
741,750.80/1,112,626.20 = 741,750.80/x - Step 3: Cross multiply
741,750.80x = 1,112,626.20 × 741,750.80 - Step 4: Simplify right side
741,750.80x = 825,291,373,950.96 - Step 5: Solve for x
x = 825,291,373,950.96/741,750.80 - Step 6: Final answer
x = 1,112,626.20
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.