Finding the Fourth Proportional to 3,204,465.18, 4,422,161.61 and 1,754,161.59
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Solution
The fourth proportional to 3,204,465.18, 4,422,161.61 and 1,754,161.59 is: 2,420,742.81
Step by Step Solution
- Step 1: Write the proportion equation
3,204,465.18 : 4,422,161.61 = 1,754,161.59 : x - Step 2: Convert to fraction form
3,204,465.18/4,422,161.61 = 1,754,161.59/x - Step 3: Cross multiply
3,204,465.18x = 4,422,161.61 × 1,754,161.59 - Step 4: Simplify right side
3,204,465.18x = 7,757,186,041,034.56 - Step 5: Solve for x
x = 7,757,186,041,034.56/3,204,465.18 - Step 6: Final answer
x = 2,420,742.81
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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.