Finding the Fourth Proportional to 1,811,220.23, 2,716,923.29 and 463,394.45
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Solution
The fourth proportional to 1,811,220.23, 2,716,923.29 and 463,394.45 is: 695,115.45
Step by Step Solution
- Step 1: Write the proportion equation
1,811,220.23 : 2,716,923.29 = 463,394.45 : x - Step 2: Convert to fraction form
1,811,220.23/2,716,923.29 = 463,394.45/x - Step 3: Cross multiply
1,811,220.23x = 2,716,923.29 × 463,394.45 - Step 4: Simplify right side
1,811,220.23x = 1,259,007,157,760.15 - Step 5: Solve for x
x = 1,259,007,157,760.15/1,811,220.23 - Step 6: Final answer
x = 695,115.45
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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.