Finding the Fourth Proportional to 4,065,471.11, 6,099,108.69 and 1,225,378.23
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Solution
The fourth proportional to 4,065,471.11, 6,099,108.69 and 1,225,378.23 is: 1,838,339.23
Step by Step Solution
- Step 1: Write the proportion equation
4,065,471.11 : 6,099,108.69 = 1,225,378.23 : x - Step 2: Convert to fraction form
4,065,471.11/6,099,108.69 = 1,225,378.23/x - Step 3: Cross multiply
4,065,471.11x = 6,099,108.69 × 1,225,378.23 - Step 4: Simplify right side
4,065,471.11x = 7,473,715,011,129.82 - Step 5: Solve for x
x = 7,473,715,011,129.82/4,065,471.11 - Step 6: Final answer
x = 1,838,339.23
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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.