Finding the Fourth Proportional to 4,189,463.96, 6,275,476.98 and 2,665,598.36
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Solution
The fourth proportional to 4,189,463.96, 6,275,476.98 and 2,665,598.36 is: 3,992,849.99
Step by Step Solution
- Step 1: Write the proportion equation
4,189,463.96 : 6,275,476.98 = 2,665,598.36 : x - Step 2: Convert to fraction form
4,189,463.96/6,275,476.98 = 2,665,598.36/x - Step 3: Cross multiply
4,189,463.96x = 6,275,476.98 × 2,665,598.36 - Step 4: Simplify right side
4,189,463.96x = 16,727,901,146,105.75 - Step 5: Solve for x
x = 16,727,901,146,105.75/4,189,463.96 - Step 6: Final answer
x = 3,992,849.99
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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.