Finding the Fourth Proportional to 3,210,599.46, 4,430,603.82 and 1,760,270.97
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Solution
The fourth proportional to 3,210,599.46, 4,430,603.82 and 1,760,270.97 is: 2,429,161.09
Step by Step Solution
- Step 1: Write the proportion equation
3,210,599.46 : 4,430,603.82 = 1,760,270.97 : x - Step 2: Convert to fraction form
3,210,599.46/4,430,603.82 = 1,760,270.97/x - Step 3: Cross multiply
3,210,599.46x = 4,430,603.82 × 1,760,270.97 - Step 4: Simplify right side
3,210,599.46x = 7,799,063,283,917.11 - Step 5: Solve for x
x = 7,799,063,283,917.11/3,210,599.46 - Step 6: Final answer
x = 2,429,161.09
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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.