Finding the Fourth Proportional to 1,749,423.40, 2,414,193.79 and 985,723
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Solution
The fourth proportional to 1,749,423.40, 2,414,193.79 and 985,723 is: 1,360,291.82
Step by Step Solution
- Step 1: Write the proportion equation
1,749,423.40 : 2,414,193.79 = 985,723 : x - Step 2: Convert to fraction form
1,749,423.40/2,414,193.79 = 985,723/x - Step 3: Cross multiply
1,749,423.40x = 2,414,193.79 × 985,723 - Step 4: Simplify right side
1,749,423.40x = 2,379,726,345,260.17 - Step 5: Solve for x
x = 2,379,726,345,260.17/1,749,423.40 - Step 6: Final answer
x = 1,360,291.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.