Finding the Fourth Proportional to 4,976,434.70, 7,464,652.05 and 2,457,010.70
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Solution
The fourth proportional to 4,976,434.70, 7,464,652.05 and 2,457,010.70 is: 3,685,516.05
Step by Step Solution
- Step 1: Write the proportion equation
4,976,434.70 : 7,464,652.05 = 2,457,010.70 : x - Step 2: Convert to fraction form
4,976,434.70/7,464,652.05 = 2,457,010.70/x - Step 3: Cross multiply
4,976,434.70x = 7,464,652.05 × 2,457,010.70 - Step 4: Simplify right side
4,976,434.70x = 18,340,729,958,626.94 - Step 5: Solve for x
x = 18,340,729,958,626.94/4,976,434.70 - Step 6: Final answer
x = 3,685,516.05
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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.