Finding the Fourth Proportional to 3,537,473.69, 4,881,104.22 and 1,988,520.68
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Solution
The fourth proportional to 3,537,473.69, 4,881,104.22 and 1,988,520.68 is: 2,743,815.94
Step by Step Solution
- Step 1: Write the proportion equation
3,537,473.69 : 4,881,104.22 = 1,988,520.68 : x - Step 2: Convert to fraction form
3,537,473.69/4,881,104.22 = 1,988,520.68/x - Step 3: Cross multiply
3,537,473.69x = 4,881,104.22 × 1,988,520.68 - Step 4: Simplify right side
3,537,473.69x = 9,706,176,682,705.27 - Step 5: Solve for x
x = 9,706,176,682,705.27/3,537,473.69 - Step 6: Final answer
x = 2,743,815.94
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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.