Finding the Fourth Proportional to 1,622,403.24, 2,431,888.74 and 611,087.62
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Solution
The fourth proportional to 1,622,403.24, 2,431,888.74 and 611,087.62 is: 915,985.04
Step by Step Solution
- Step 1: Write the proportion equation
1,622,403.24 : 2,431,888.74 = 611,087.62 : x - Step 2: Convert to fraction form
1,622,403.24/2,431,888.74 = 611,087.62/x - Step 3: Cross multiply
1,622,403.24x = 2,431,888.74 × 611,087.62 - Step 4: Simplify right side
1,622,403.24x = 1,486,097,102,231.40 - Step 5: Solve for x
x = 1,486,097,102,231.40/1,622,403.24 - Step 6: Final answer
x = 915,985.04
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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.