Finding the Fourth Proportional to 4,677,489.24, 6,454,935.12 and 2,531,313.24
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Solution
The fourth proportional to 4,677,489.24, 6,454,935.12 and 2,531,313.24 is: 3,493,212.25
Step by Step Solution
- Step 1: Write the proportion equation
4,677,489.24 : 6,454,935.12 = 2,531,313.24 : x - Step 2: Convert to fraction form
4,677,489.24/6,454,935.12 = 2,531,313.24/x - Step 3: Cross multiply
4,677,489.24x = 6,454,935.12 × 2,531,313.24 - Step 4: Simplify right side
4,677,489.24x = 16,339,462,732,596.99 - Step 5: Solve for x
x = 16,339,462,732,596.99/4,677,489.24 - Step 6: Final answer
x = 3,493,212.25
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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.