Finding the Fourth Proportional to 5,005,887.30, 6,908,260.50 and 2,830,755.87
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Solution
The fourth proportional to 5,005,887.30, 6,908,260.50 and 2,830,755.87 is: 3,906,520.02
Step by Step Solution
- Step 1: Write the proportion equation
5,005,887.30 : 6,908,260.50 = 2,830,755.87 : x - Step 2: Convert to fraction form
5,005,887.30/6,908,260.50 = 2,830,755.87/x - Step 3: Cross multiply
5,005,887.30x = 6,908,260.50 × 2,830,755.87 - Step 4: Simplify right side
5,005,887.30x = 19,555,598,961,864.14 - Step 5: Solve for x
x = 19,555,598,961,864.14/5,005,887.30 - Step 6: Final answer
x = 3,906,520.02
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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.