Finding the Fourth Proportional to 1,826,576.72, 2,521,689.36 and 1,101,608.84
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Solution
The fourth proportional to 1,826,576.72, 2,521,689.36 and 1,101,608.84 is: 1,520,831.43
Step by Step Solution
- Step 1: Write the proportion equation
1,826,576.72 : 2,521,689.36 = 1,101,608.84 : x - Step 2: Convert to fraction form
1,826,576.72/2,521,689.36 = 1,101,608.84/x - Step 3: Cross multiply
1,826,576.72x = 2,521,689.36 × 1,101,608.84 - Step 4: Simplify right side
1,826,576.72x = 2,777,915,290,709.94 - Step 5: Solve for x
x = 2,777,915,290,709.94/1,826,576.72 - Step 6: Final answer
x = 1,520,831.43
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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.