Finding the Fourth Proportional to 2,239,618.24, 3,358,439.04 and 641,818.72
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Solution
The fourth proportional to 2,239,618.24, 3,358,439.04 and 641,818.72 is: 962,444.85
Step by Step Solution
- Step 1: Write the proportion equation
2,239,618.24 : 3,358,439.04 = 641,818.72 : x - Step 2: Convert to fraction form
2,239,618.24/3,358,439.04 = 641,818.72/x - Step 3: Cross multiply
2,239,618.24x = 3,358,439.04 × 641,818.72 - Step 4: Simplify right side
2,239,618.24x = 2,155,509,045,850.83 - Step 5: Solve for x
x = 2,155,509,045,850.83/2,239,618.24 - Step 6: Final answer
x = 962,444.85
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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.