Finding the Fourth Proportional to 1,935,734.11, 2,903,988.76 and 1,084,016.99
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Solution
The fourth proportional to 1,935,734.11, 2,903,988.76 and 1,084,016.99 is: 1,626,242.54
Step by Step Solution
- Step 1: Write the proportion equation
1,935,734.11 : 2,903,988.76 = 1,084,016.99 : x - Step 2: Convert to fraction form
1,935,734.11/2,903,988.76 = 1,084,016.99/x - Step 3: Cross multiply
1,935,734.11x = 2,903,988.76 × 1,084,016.99 - Step 4: Simplify right side
1,935,734.11x = 3,147,973,154,609.03 - Step 5: Solve for x
x = 3,147,973,154,609.03/1,935,734.11 - Step 6: Final answer
x = 1,626,242.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.