Finding the Fourth Proportional to 4,521,493.70, 6,239,732.09 and 2,456,550.17
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Solution
The fourth proportional to 4,521,493.70, 6,239,732.09 and 2,456,550.17 is: 3,390,077.69
Step by Step Solution
- Step 1: Write the proportion equation
4,521,493.70 : 6,239,732.09 = 2,456,550.17 : x - Step 2: Convert to fraction form
4,521,493.70/6,239,732.09 = 2,456,550.17/x - Step 3: Cross multiply
4,521,493.70x = 6,239,732.09 × 2,456,550.17 - Step 4: Simplify right side
4,521,493.70x = 15,328,214,926,443.96 - Step 5: Solve for x
x = 15,328,214,926,443.96/4,521,493.70 - Step 6: Final answer
x = 3,390,077.69
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1.5x scale
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.