Finding the Fourth Proportional to 4,457,665.77, 6,151,755.15 and 2,497,560.74
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Solution
The fourth proportional to 4,457,665.77, 6,151,755.15 and 2,497,560.74 is: 3,446,732.65
Step by Step Solution
- Step 1: Write the proportion equation
4,457,665.77 : 6,151,755.15 = 2,497,560.74 : x - Step 2: Convert to fraction form
4,457,665.77/6,151,755.15 = 2,497,560.74/x - Step 3: Cross multiply
4,457,665.77x = 6,151,755.15 × 2,497,560.74 - Step 4: Simplify right side
4,457,665.77x = 15,364,382,160,112.20 - Step 5: Solve for x
x = 15,364,382,160,112.20/4,457,665.77 - Step 6: Final answer
x = 3,446,732.65
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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.