Finding the Fourth Proportional to 4,876,763.99, 6,729,934.89 and 2,701,448.04
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Solution
The fourth proportional to 4,876,763.99, 6,729,934.89 and 2,701,448.04 is: 3,727,998.62
Step by Step Solution
- Step 1: Write the proportion equation
4,876,763.99 : 6,729,934.89 = 2,701,448.04 : x - Step 2: Convert to fraction form
4,876,763.99/6,729,934.89 = 2,701,448.04/x - Step 3: Cross multiply
4,876,763.99x = 6,729,934.89 × 2,701,448.04 - Step 4: Simplify right side
4,876,763.99x = 18,180,569,417,918.11 - Step 5: Solve for x
x = 18,180,569,417,918.11/4,876,763.99 - Step 6: Final answer
x = 3,727,998.62
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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.