Finding the Fourth Proportional to 4,693,396.05, 6,476,351.13 and 2,628,124.47
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Solution
The fourth proportional to 4,693,396.05, 6,476,351.13 and 2,628,124.47 is: 3,626,511.95
Step by Step Solution
- Step 1: Write the proportion equation
4,693,396.05 : 6,476,351.13 = 2,628,124.47 : x - Step 2: Convert to fraction form
4,693,396.05/6,476,351.13 = 2,628,124.47/x - Step 3: Cross multiply
4,693,396.05x = 6,476,351.13 × 2,628,124.47 - Step 4: Simplify right side
4,693,396.05x = 17,020,656,881,065.15 - Step 5: Solve for x
x = 17,020,656,881,065.15/4,693,396.05 - Step 6: Final answer
x = 3,626,511.95
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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.