Finding the Fourth Proportional to 1,149,827.85, 1,586,832.11 and 633,581.12
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Solution
The fourth proportional to 1,149,827.85, 1,586,832.11 and 633,581.12 is: 874,380.33
Step by Step Solution
- Step 1: Write the proportion equation
1,149,827.85 : 1,586,832.11 = 633,581.12 : x - Step 2: Convert to fraction form
1,149,827.85/1,586,832.11 = 633,581.12/x - Step 3: Cross multiply
1,149,827.85x = 1,586,832.11 × 633,581.12 - Step 4: Simplify right side
1,149,827.85x = 1,005,386,854,403.70 - Step 5: Solve for x
x = 1,005,386,854,403.70/1,149,827.85 - Step 6: Final answer
x = 874,380.33
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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.