Finding the Fourth Proportional to 4,234,638.57, 6,351,945.28 and 1,202,007.00
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Solution
The fourth proportional to 4,234,638.57, 6,351,945.28 and 1,202,007.00 is: 1,803,006.92
Step by Step Solution
- Step 1: Write the proportion equation
4,234,638.57 : 6,351,945.28 = 1,202,007.00 : x - Step 2: Convert to fraction form
4,234,638.57/6,351,945.28 = 1,202,007.00/x - Step 3: Cross multiply
4,234,638.57x = 6,351,945.28 × 1,202,007.00 - Step 4: Simplify right side
4,234,638.57x = 7,635,082,655,412.22 - Step 5: Solve for x
x = 7,635,082,655,412.22/4,234,638.57 - Step 6: Final answer
x = 1,803,006.92
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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.