Finding the Fourth Proportional to 4,610,643.12, 6,916,296.84 and 1,770,755.28
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Solution
The fourth proportional to 4,610,643.12, 6,916,296.84 and 1,770,755.28 is: 2,656,260.49
Step by Step Solution
- Step 1: Write the proportion equation
4,610,643.12 : 6,916,296.84 = 1,770,755.28 : x - Step 2: Convert to fraction form
4,610,643.12/6,916,296.84 = 1,770,755.28/x - Step 3: Cross multiply
4,610,643.12x = 6,916,296.84 × 1,770,755.28 - Step 4: Simplify right side
4,610,643.12x = 12,247,069,147,477.31 - Step 5: Solve for x
x = 12,247,069,147,477.31/4,610,643.12 - Step 6: Final answer
x = 2,656,260.49
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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.