Finding the Fourth Proportional to 3,440,490.26, 5,161,357.66 and 1,417,608.90
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Solution
The fourth proportional to 3,440,490.26, 5,161,357.66 and 1,417,608.90 is: 2,126,669.75
Step by Step Solution
- Step 1: Write the proportion equation
3,440,490.26 : 5,161,357.66 = 1,417,608.90 : x - Step 2: Convert to fraction form
3,440,490.26/5,161,357.66 = 1,417,608.90/x - Step 3: Cross multiply
3,440,490.26x = 5,161,357.66 × 1,417,608.90 - Step 4: Simplify right side
3,440,490.26x = 7,316,786,554,899.17 - Step 5: Solve for x
x = 7,316,786,554,899.17/3,440,490.26 - Step 6: Final answer
x = 2,126,669.75
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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.