Finding the Fourth Proportional to 2,077,990.92, 2,867,599.35 and 1,160,234.19
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Solution
The fourth proportional to 2,077,990.92, 2,867,599.35 and 1,160,234.19 is: 1,601,107.48
Step by Step Solution
- Step 1: Write the proportion equation
2,077,990.92 : 2,867,599.35 = 1,160,234.19 : x - Step 2: Convert to fraction form
2,077,990.92/2,867,599.35 = 1,160,234.19/x - Step 3: Cross multiply
2,077,990.92x = 2,867,599.35 × 1,160,234.19 - Step 4: Simplify right side
2,077,990.92x = 3,327,086,809,091.78 - Step 5: Solve for x
x = 3,327,086,809,091.78/2,077,990.92 - Step 6: Final answer
x = 1,601,107.48
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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.