Finding the Fourth Proportional to 4,981,030.34, 6,874,338.58 and 3,048,577.70
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Solution
The fourth proportional to 4,981,030.34, 6,874,338.58 and 3,048,577.70 is: 4,207,353.47
Step by Step Solution
- Step 1: Write the proportion equation
4,981,030.34 : 6,874,338.58 = 3,048,577.70 : x - Step 2: Convert to fraction form
4,981,030.34/6,874,338.58 = 3,048,577.70/x - Step 3: Cross multiply
4,981,030.34x = 6,874,338.58 × 3,048,577.70 - Step 4: Simplify right side
4,981,030.34x = 20,956,955,255,244.53 - Step 5: Solve for x
x = 20,956,955,255,244.53/4,981,030.34 - Step 6: Final answer
x = 4,207,353.47
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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.