Finding the Fourth Proportional to 1,149,716.31, 1,586,610.08 and 626,424.31
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Solution
The fourth proportional to 1,149,716.31, 1,586,610.08 and 626,424.31 is: 864,466.40
Step by Step Solution
- Step 1: Write the proportion equation
1,149,716.31 : 1,586,610.08 = 626,424.31 : x - Step 2: Convert to fraction form
1,149,716.31/1,586,610.08 = 626,424.31/x - Step 3: Cross multiply
1,149,716.31x = 1,586,610.08 × 626,424.31 - Step 4: Simplify right side
1,149,716.31x = 993,891,124,603.05 - Step 5: Solve for x
x = 993,891,124,603.05/1,149,716.31 - Step 6: Final answer
x = 864,466.40
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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.