Finding the Fourth Proportional to 1,622,404.24, 2,431,890.24 and 611,088.62
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Solution
The fourth proportional to 1,622,404.24, 2,431,890.24 and 611,088.62 is: 915,986.54
Step by Step Solution
- Step 1: Write the proportion equation
1,622,404.24 : 2,431,890.24 = 611,088.62 : x - Step 2: Convert to fraction form
1,622,404.24/2,431,890.24 = 611,088.62/x - Step 3: Cross multiply
1,622,404.24x = 2,431,890.24 × 611,088.62 - Step 4: Simplify right side
1,622,404.24x = 1,486,100,450,753.07 - Step 5: Solve for x
x = 1,486,100,450,753.07/1,622,404.24 - Step 6: Final answer
x = 915,986.54
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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.