Finding the Fourth Proportional to 5,276,343.24, 7,914,821.04 and 1,489,509
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Solution
The fourth proportional to 5,276,343.24, 7,914,821.04 and 1,489,509 is: 2,234,349.93
Step by Step Solution
- Step 1: Write the proportion equation
5,276,343.24 : 7,914,821.04 = 1,489,509 : x - Step 2: Convert to fraction form
5,276,343.24/7,914,821.04 = 1,489,509/x - Step 3: Cross multiply
5,276,343.24x = 7,914,821.04 × 1,489,509 - Step 4: Simplify right side
5,276,343.24x = 11,789,197,172,469.36 - Step 5: Solve for x
x = 11,789,197,172,469.36/5,276,343.24 - Step 6: Final answer
x = 2,234,349.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.