Finding the Fourth Proportional to 1,504,510.92, 2,241,129.33 and 1,423,021.68
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Solution
The fourth proportional to 1,504,510.92, 2,241,129.33 and 1,423,021.68 is: 2,119,742.42
Step by Step Solution
- Step 1: Write the proportion equation
1,504,510.92 : 2,241,129.33 = 1,423,021.68 : x - Step 2: Convert to fraction form
1,504,510.92/2,241,129.33 = 1,423,021.68/x - Step 3: Cross multiply
1,504,510.92x = 2,241,129.33 × 1,423,021.68 - Step 4: Simplify right side
1,504,510.92x = 3,189,175,624,273.87 - Step 5: Solve for x
x = 3,189,175,624,273.87/1,504,510.92 - Step 6: Final answer
x = 2,119,742.42
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.