Finding the Fourth Proportional to 1,211,015.46, 1,815,892.59 and 452,232.99
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Solution
The fourth proportional to 1,211,015.46, 1,815,892.59 and 452,232.99 is: 678,114.00
Step by Step Solution
- Step 1: Write the proportion equation
1,211,015.46 : 1,815,892.59 = 452,232.99 : x - Step 2: Convert to fraction form
1,211,015.46/1,815,892.59 = 452,232.99/x - Step 3: Cross multiply
1,211,015.46x = 1,815,892.59 × 452,232.99 - Step 4: Simplify right side
1,211,015.46x = 821,206,535,494.54 - Step 5: Solve for x
x = 821,206,535,494.54/1,211,015.46 - Step 6: Final answer
x = 678,114.00
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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.