Finding the Fourth Proportional to 2,213,878.63, 3,313,318.90 and 1,361,490.92
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Solution
The fourth proportional to 2,213,878.63, 3,313,318.90 and 1,361,490.92 is: 2,037,624.62
Step by Step Solution
- Step 1: Write the proportion equation
2,213,878.63 : 3,313,318.90 = 1,361,490.92 : x - Step 2: Convert to fraction form
2,213,878.63/3,313,318.90 = 1,361,490.92/x - Step 3: Cross multiply
2,213,878.63x = 3,313,318.90 × 1,361,490.92 - Step 4: Simplify right side
2,213,878.63x = 4,511,053,602,293.96 - Step 5: Solve for x
x = 4,511,053,602,293.96/2,213,878.63 - Step 6: Final answer
x = 2,037,624.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.