Finding the Fourth Proportional to 1,542,112.58, 2,312,724.99 and 531,193.70
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Solution
The fourth proportional to 1,542,112.58, 2,312,724.99 and 531,193.70 is: 796,637.65
Step by Step Solution
- Step 1: Write the proportion equation
1,542,112.58 : 2,312,724.99 = 531,193.70 : x - Step 2: Convert to fraction form
1,542,112.58/2,312,724.99 = 531,193.70/x - Step 3: Cross multiply
1,542,112.58x = 2,312,724.99 × 531,193.70 - Step 4: Simplify right side
1,542,112.58x = 1,228,504,944,520.56 - Step 5: Solve for x
x = 1,228,504,944,520.56/1,542,112.58 - Step 6: Final answer
x = 796,637.65
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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.