Finding the Fourth Proportional to 2,445,234.20, 3,668,369.70 and 739,237.40
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Solution
The fourth proportional to 2,445,234.20, 3,668,369.70 and 739,237.40 is: 1,109,012.82
Step by Step Solution
- Step 1: Write the proportion equation
2,445,234.20 : 3,668,369.70 = 739,237.40 : x - Step 2: Convert to fraction form
2,445,234.20/3,668,369.70 = 739,237.40/x - Step 3: Cross multiply
2,445,234.20x = 3,668,369.70 × 739,237.40 - Step 4: Simplify right side
2,445,234.20x = 2,711,796,079,266.78 - Step 5: Solve for x
x = 2,711,796,079,266.78/2,445,234.20 - Step 6: Final answer
x = 1,109,012.82
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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.