Finding the Fourth Proportional to 6,296,391.26, 9,446,236.28 and 1,978,267.02
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Solution
The fourth proportional to 6,296,391.26, 9,446,236.28 and 1,978,267.02 is: 2,967,918.75
Step by Step Solution
- Step 1: Write the proportion equation
6,296,391.26 : 9,446,236.28 = 1,978,267.02 : x - Step 2: Convert to fraction form
6,296,391.26/9,446,236.28 = 1,978,267.02/x - Step 3: Cross multiply
6,296,391.26x = 9,446,236.28 × 1,978,267.02 - Step 4: Simplify right side
6,296,391.26x = 18,687,177,695,851.48 - Step 5: Solve for x
x = 18,687,177,695,851.48/6,296,391.26 - Step 6: Final answer
x = 2,967,918.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.