Finding the Fourth Proportional to 4,852,389.68, 6,695,093.92 and 3,198,353.48
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Solution
The fourth proportional to 4,852,389.68, 6,695,093.92 and 3,198,353.48 is: 4,412,934.32
Step by Step Solution
- Step 1: Write the proportion equation
4,852,389.68 : 6,695,093.92 = 3,198,353.48 : x - Step 2: Convert to fraction form
4,852,389.68/6,695,093.92 = 3,198,353.48/x - Step 3: Cross multiply
4,852,389.68x = 6,695,093.92 × 3,198,353.48 - Step 4: Simplify right side
4,852,389.68x = 21,413,276,937,958.84 - Step 5: Solve for x
x = 21,413,276,937,958.84/4,852,389.68 - Step 6: Final answer
x = 4,412,934.32
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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.