Finding the Fourth Proportional to 1,542,112.08, 2,312,724.24 and 531,193.20
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Solution
The fourth proportional to 1,542,112.08, 2,312,724.24 and 531,193.20 is: 796,636.90
Step by Step Solution
- Step 1: Write the proportion equation
1,542,112.08 : 2,312,724.24 = 531,193.20 : x - Step 2: Convert to fraction form
1,542,112.08/2,312,724.24 = 531,193.20/x - Step 3: Cross multiply
1,542,112.08x = 2,312,724.24 × 531,193.20 - Step 4: Simplify right side
1,542,112.08x = 1,228,503,389,763.17 - Step 5: Solve for x
x = 1,228,503,389,763.17/1,542,112.08 - Step 6: Final answer
x = 796,636.90
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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.