Finding the Fourth Proportional to 6,674,419.64, 10,011,645.87 and 1,882,134.02
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Solution
The fourth proportional to 6,674,419.64, 10,011,645.87 and 1,882,134.02 is: 2,823,205.66
Step by Step Solution
- Step 1: Write the proportion equation
6,674,419.64 : 10,011,645.87 = 1,882,134.02 : x - Step 2: Convert to fraction form
6,674,419.64/10,011,645.87 = 1,882,134.02/x - Step 3: Cross multiply
6,674,419.64x = 10,011,645.87 × 1,882,134.02 - Step 4: Simplify right side
6,674,419.64x = 18,843,259,288,119.50 - Step 5: Solve for x
x = 18,843,259,288,119.50/6,674,419.64 - Step 6: Final answer
x = 2,823,205.66
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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.