Finding the Fourth Proportional to 4,433,029.53, 6,639,921.50 and 2,721,979.05
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Solution
The fourth proportional to 4,433,029.53, 6,639,921.50 and 2,721,979.05 is: 4,077,059.96
Step by Step Solution
- Step 1: Write the proportion equation
4,433,029.53 : 6,639,921.50 = 2,721,979.05 : x - Step 2: Convert to fraction form
4,433,029.53/6,639,921.50 = 2,721,979.05/x - Step 3: Cross multiply
4,433,029.53x = 6,639,921.50 × 2,721,979.05 - Step 4: Simplify right side
4,433,029.53x = 18,073,727,203,034.68 - Step 5: Solve for x
x = 18,073,727,203,034.68/4,433,029.53 - Step 6: Final answer
x = 4,077,059.96
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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.