Finding the Fourth Proportional to 4,064,757.69, 5,608,961.37 and 2,346,431.79
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Solution
The fourth proportional to 4,064,757.69, 5,608,961.37 and 2,346,431.79 is: 3,237,842.52
Step by Step Solution
- Step 1: Write the proportion equation
4,064,757.69 : 5,608,961.37 = 2,346,431.79 : x - Step 2: Convert to fraction form
4,064,757.69/5,608,961.37 = 2,346,431.79/x - Step 3: Cross multiply
4,064,757.69x = 5,608,961.37 × 2,346,431.79 - Step 4: Simplify right side
4,064,757.69x = 13,161,045,267,449.95 - Step 5: Solve for x
x = 13,161,045,267,449.95/4,064,757.69 - Step 6: Final answer
x = 3,237,842.52
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1.5x scale
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.