Finding the Fourth Proportional to 2,727,212.79, 3,763,579.95 and 1,503,565.84
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Solution
The fourth proportional to 2,727,212.79, 3,763,579.95 and 1,503,565.84 is: 2,074,935.36
Step by Step Solution
- Step 1: Write the proportion equation
2,727,212.79 : 3,763,579.95 = 1,503,565.84 : x - Step 2: Convert to fraction form
2,727,212.79/3,763,579.95 = 1,503,565.84/x - Step 3: Cross multiply
2,727,212.79x = 3,763,579.95 × 1,503,565.84 - Step 4: Simplify right side
2,727,212.79x = 5,658,790,253,633.38 - Step 5: Solve for x
x = 5,658,790,253,633.38/2,727,212.79 - Step 6: Final answer
x = 2,074,935.36
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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.