Finding the Fourth Proportional to 5,413,230.81, 7,469,309.07 and 3,089,062.17
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Solution
The fourth proportional to 5,413,230.81, 7,469,309.07 and 3,089,062.17 is: 4,262,363.99
Step by Step Solution
- Step 1: Write the proportion equation
5,413,230.81 : 7,469,309.07 = 3,089,062.17 : x - Step 2: Convert to fraction form
5,413,230.81/7,469,309.07 = 3,089,062.17/x - Step 3: Cross multiply
5,413,230.81x = 7,469,309.07 × 3,089,062.17 - Step 4: Simplify right side
5,413,230.81x = 23,073,160,084,174.88 - Step 5: Solve for x
x = 23,073,160,084,174.88/5,413,230.81 - Step 6: Final answer
x = 4,262,363.99
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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.