Finding the Fourth Proportional to 4,667,192.24, 6,440,687.16 and 2,602,183.28
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Solution
The fourth proportional to 4,667,192.24, 6,440,687.16 and 2,602,183.28 is: 3,590,991.67
Step by Step Solution
- Step 1: Write the proportion equation
4,667,192.24 : 6,440,687.16 = 2,602,183.28 : x - Step 2: Convert to fraction form
4,667,192.24/6,440,687.16 = 2,602,183.28/x - Step 3: Cross multiply
4,667,192.24x = 6,440,687.16 × 2,602,183.28 - Step 4: Simplify right side
4,667,192.24x = 16,759,848,439,462.68 - Step 5: Solve for x
x = 16,759,848,439,462.68/4,667,192.24 - Step 6: Final answer
x = 3,590,991.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.