Finding the Fourth Proportional to 5,252,752.02, 7,248,908.71 and 2,960,912.10
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Solution
The fourth proportional to 5,252,752.02, 7,248,908.71 and 2,960,912.10 is: 4,086,121.22
Step by Step Solution
- Step 1: Write the proportion equation
5,252,752.02 : 7,248,908.71 = 2,960,912.10 : x - Step 2: Convert to fraction form
5,252,752.02/7,248,908.71 = 2,960,912.10/x - Step 3: Cross multiply
5,252,752.02x = 7,248,908.71 × 2,960,912.10 - Step 4: Simplify right side
5,252,752.02x = 21,463,381,521,954.38 - Step 5: Solve for x
x = 21,463,381,521,954.38/5,252,752.02 - Step 6: Final answer
x = 4,086,121.22
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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.