Finding the Fourth Proportional to 4,812,350.60, 6,640,790.66 and 2,747,284.68
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Solution
The fourth proportional to 4,812,350.60, 6,640,790.66 and 2,747,284.68 is: 3,791,108.33
Step by Step Solution
- Step 1: Write the proportion equation
4,812,350.60 : 6,640,790.66 = 2,747,284.68 : x - Step 2: Convert to fraction form
4,812,350.60/6,640,790.66 = 2,747,284.68/x - Step 3: Cross multiply
4,812,350.60x = 6,640,790.66 × 2,747,284.68 - Step 4: Simplify right side
4,812,350.60x = 18,244,142,443,305.09 - Step 5: Solve for x
x = 18,244,142,443,305.09/4,812,350.60 - Step 6: Final answer
x = 3,791,108.33
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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.