Finding the Fourth Proportional to 4,498,208.39, 6,201,071.06 and 3,206,806.76
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Solution
The fourth proportional to 4,498,208.39, 6,201,071.06 and 3,206,806.76 is: 4,420,790.43
Step by Step Solution
- Step 1: Write the proportion equation
4,498,208.39 : 6,201,071.06 = 3,206,806.76 : x - Step 2: Convert to fraction form
4,498,208.39/6,201,071.06 = 3,206,806.76/x - Step 3: Cross multiply
4,498,208.39x = 6,201,071.06 × 3,206,806.76 - Step 4: Simplify right side
4,498,208.39x = 19,885,636,568,057.33 - Step 5: Solve for x
x = 19,885,636,568,057.33/4,498,208.39 - Step 6: Final answer
x = 4,420,790.43
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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.