Finding the Fourth Proportional to 1,703,623.29, 2,350,958.94 and 939,660.45
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Solution
The fourth proportional to 1,703,623.29, 2,350,958.94 and 939,660.45 is: 1,296,708.70
Step by Step Solution
- Step 1: Write the proportion equation
1,703,623.29 : 2,350,958.94 = 939,660.45 : x - Step 2: Convert to fraction form
1,703,623.29/2,350,958.94 = 939,660.45/x - Step 3: Cross multiply
1,703,623.29x = 2,350,958.94 × 939,660.45 - Step 4: Simplify right side
1,703,623.29x = 2,209,103,135,491.92 - Step 5: Solve for x
x = 2,209,103,135,491.92/1,703,623.29 - Step 6: Final answer
x = 1,296,708.70
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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.