Finding the Fourth Proportional to 2,071,879.92, 3,107,524.64 and 651,899.09
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Solution
The fourth proportional to 2,071,879.92, 3,107,524.64 and 651,899.09 is: 977,755.74
Step by Step Solution
- Step 1: Write the proportion equation
2,071,879.92 : 3,107,524.64 = 651,899.09 : x - Step 2: Convert to fraction form
2,071,879.92/3,107,524.64 = 651,899.09/x - Step 3: Cross multiply
2,071,879.92x = 3,107,524.64 × 651,899.09 - Step 4: Simplify right side
2,071,879.92x = 2,025,792,489,477.89 - Step 5: Solve for x
x = 2,025,792,489,477.89/2,071,879.92 - Step 6: Final answer
x = 977,755.74
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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.