Finding the Fourth Proportional to 1,804,188.06, 2,489,779.31 and 1,079,035.67
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Solution
The fourth proportional to 1,804,188.06, 2,489,779.31 and 1,079,035.67 is: 1,489,069.09
Step by Step Solution
- Step 1: Write the proportion equation
1,804,188.06 : 2,489,779.31 = 1,079,035.67 : x - Step 2: Convert to fraction form
1,804,188.06/2,489,779.31 = 1,079,035.67/x - Step 3: Cross multiply
1,804,188.06x = 2,489,779.31 × 1,079,035.67 - Step 4: Simplify right side
1,804,188.06x = 2,686,560,673,469.09 - Step 5: Solve for x
x = 2,686,560,673,469.09/1,804,188.06 - Step 6: Final answer
x = 1,489,069.09
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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.