Finding the Fourth Proportional to 3,386,098.50, 5,079,133.79 and 1,226,617.97
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Solution
The fourth proportional to 3,386,098.50, 5,079,133.79 and 1,226,617.97 is: 1,839,921.89
Step by Step Solution
- Step 1: Write the proportion equation
3,386,098.50 : 5,079,133.79 = 1,226,617.97 : x - Step 2: Convert to fraction form
3,386,098.50/5,079,133.79 = 1,226,617.97/x - Step 3: Cross multiply
3,386,098.50x = 5,079,133.79 × 1,226,617.97 - Step 4: Simplify right side
3,386,098.50x = 6,230,156,753,452.54 - Step 5: Solve for x
x = 6,230,156,753,452.54/3,386,098.50 - Step 6: Final answer
x = 1,839,921.89
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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.