Finding the Fourth Proportional to 1,425,747.26, 1,967,224.92 and 845,153.30
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Solution
The fourth proportional to 1,425,747.26, 1,967,224.92 and 845,153.30 is: 1,166,129.99
Step by Step Solution
- Step 1: Write the proportion equation
1,425,747.26 : 1,967,224.92 = 845,153.30 : x - Step 2: Convert to fraction form
1,425,747.26/1,967,224.92 = 845,153.30/x - Step 3: Cross multiply
1,425,747.26x = 1,967,224.92 × 845,153.30 - Step 4: Simplify right side
1,425,747.26x = 1,662,606,632,980.24 - Step 5: Solve for x
x = 1,662,606,632,980.24/1,425,747.26 - Step 6: Final answer
x = 1,166,129.99
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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.