Finding the Fourth Proportional to 3,313,815.12, 4,970,672.73 and 1,490,892.70
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Solution
The fourth proportional to 3,313,815.12, 4,970,672.73 and 1,490,892.70 is: 2,236,316.58
Step by Step Solution
- Step 1: Write the proportion equation
3,313,815.12 : 4,970,672.73 = 1,490,892.70 : x - Step 2: Convert to fraction form
3,313,815.12/4,970,672.73 = 1,490,892.70/x - Step 3: Cross multiply
3,313,815.12x = 4,970,672.73 × 1,490,892.70 - Step 4: Simplify right side
3,313,815.12x = 7,410,739,687,246.07 - Step 5: Solve for x
x = 7,410,739,687,246.07/3,313,815.12 - Step 6: Final answer
x = 2,236,316.58
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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.