Finding the Fourth Proportional to 3,624,904.92, 5,433,960.12 and 1,227,071.64
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Solution
The fourth proportional to 3,624,904.92, 5,433,960.12 and 1,227,071.64 is: 1,839,457.45
Step by Step Solution
- Step 1: Write the proportion equation
3,624,904.92 : 5,433,960.12 = 1,227,071.64 : x - Step 2: Convert to fraction form
3,624,904.92/5,433,960.12 = 1,227,071.64/x - Step 3: Cross multiply
3,624,904.92x = 5,433,960.12 × 1,227,071.64 - Step 4: Simplify right side
3,624,904.92x = 6,667,858,356,143.00 - Step 5: Solve for x
x = 6,667,858,356,143.00/3,624,904.92 - Step 6: Final answer
x = 1,839,457.45
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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.