Finding the Fourth Proportional to 4,521,481.92, 6,239,715.86 and 2,456,538.39
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Solution
The fourth proportional to 4,521,481.92, 6,239,715.86 and 2,456,538.39 is: 3,390,061.45
Step by Step Solution
- Step 1: Write the proportion equation
4,521,481.92 : 6,239,715.86 = 2,456,538.39 : x - Step 2: Convert to fraction form
4,521,481.92/6,239,715.86 = 2,456,538.39/x - Step 3: Cross multiply
4,521,481.92x = 6,239,715.86 × 2,456,538.39 - Step 4: Simplify right side
4,521,481.92x = 15,328,101,552,781.87 - Step 5: Solve for x
x = 15,328,101,552,781.87/4,521,481.92 - Step 6: Final answer
x = 3,390,061.45
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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.