Finding the Fourth Proportional to 2,516,121.18, 3,773,645.82 and 718,527.42
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Solution
The fourth proportional to 2,516,121.18, 3,773,645.82 and 718,527.42 is: 1,077,638.08
Step by Step Solution
- Step 1: Write the proportion equation
2,516,121.18 : 3,773,645.82 = 718,527.42 : x - Step 2: Convert to fraction form
2,516,121.18/3,773,645.82 = 718,527.42/x - Step 3: Cross multiply
2,516,121.18x = 3,773,645.82 × 718,527.42 - Step 4: Simplify right side
2,516,121.18x = 2,711,467,995,038.38 - Step 5: Solve for x
x = 2,711,467,995,038.38/2,516,121.18 - Step 6: Final answer
x = 1,077,638.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.