Finding the Fourth Proportional to 3,585,768.23, 4,948,215.75 and 1,954,140.62
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Solution
The fourth proportional to 3,585,768.23, 4,948,215.75 and 1,954,140.62 is: 2,696,635.36
Step by Step Solution
- Step 1: Write the proportion equation
3,585,768.23 : 4,948,215.75 = 1,954,140.62 : x - Step 2: Convert to fraction form
3,585,768.23/4,948,215.75 = 1,954,140.62/x - Step 3: Cross multiply
3,585,768.23x = 4,948,215.75 × 1,954,140.62 - Step 4: Simplify right side
3,585,768.23x = 9,669,509,393,598.77 - Step 5: Solve for x
x = 9,669,509,393,598.77/3,585,768.23 - Step 6: Final answer
x = 2,696,635.36
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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.