Finding the Fourth Proportional to 1,193,911.76, 1,782,132.58 and 1,052,198.48
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Solution
The fourth proportional to 1,193,911.76, 1,782,132.58 and 1,052,198.48 is: 1,570,599.48
Step by Step Solution
- Step 1: Write the proportion equation
1,193,911.76 : 1,782,132.58 = 1,052,198.48 : x - Step 2: Convert to fraction form
1,193,911.76/1,782,132.58 = 1,052,198.48/x - Step 3: Cross multiply
1,193,911.76x = 1,782,132.58 × 1,052,198.48 - Step 4: Simplify right side
1,193,911.76x = 1,875,157,191,834.48 - Step 5: Solve for x
x = 1,875,157,191,834.48/1,193,911.76 - Step 6: Final answer
x = 1,570,599.48
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.