Finding the Fourth Proportional to 4,652,761.43, 6,979,473.99 and 1,241,028.79
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Solution
The fourth proportional to 4,652,761.43, 6,979,473.99 and 1,241,028.79 is: 1,861,631.70
Step by Step Solution
- Step 1: Write the proportion equation
4,652,761.43 : 6,979,473.99 = 1,241,028.79 : x - Step 2: Convert to fraction form
4,652,761.43/6,979,473.99 = 1,241,028.79/x - Step 3: Cross multiply
4,652,761.43x = 6,979,473.99 × 1,241,028.79 - Step 4: Simplify right side
4,652,761.43x = 8,661,728,154,441.03 - Step 5: Solve for x
x = 8,661,728,154,441.03/4,652,761.43 - Step 6: Final answer
x = 1,861,631.70
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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.