Finding the Fourth Proportional to 2,472,696.05, 3,412,354.64 and 1,612,762.79
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Solution
The fourth proportional to 2,472,696.05, 3,412,354.64 and 1,612,762.79 is: 2,225,634.88
Step by Step Solution
- Step 1: Write the proportion equation
2,472,696.05 : 3,412,354.64 = 1,612,762.79 : x - Step 2: Convert to fraction form
2,472,696.05/3,412,354.64 = 1,612,762.79/x - Step 3: Cross multiply
2,472,696.05x = 3,412,354.64 × 1,612,762.79 - Step 4: Simplify right side
2,472,696.05x = 5,503,318,564,550.26 - Step 5: Solve for x
x = 5,503,318,564,550.26/2,472,696.05 - Step 6: Final answer
x = 2,225,634.88
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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.