Finding the Fourth Proportional to 4,240,043.24, 6,357,648.21 and 2,893,835.39
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Solution
The fourth proportional to 4,240,043.24, 6,357,648.21 and 2,893,835.39 is: 4,339,103.72
Step by Step Solution
- Step 1: Write the proportion equation
4,240,043.24 : 6,357,648.21 = 2,893,835.39 : x - Step 2: Convert to fraction form
4,240,043.24/6,357,648.21 = 2,893,835.39/x - Step 3: Cross multiply
4,240,043.24x = 6,357,648.21 × 2,893,835.39 - Step 4: Simplify right side
4,240,043.24x = 18,397,987,355,479.91 - Step 5: Solve for x
x = 18,397,987,355,479.91/4,240,043.24 - Step 6: Final answer
x = 4,339,103.72
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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.