Finding the Fourth Proportional to 3,585,958.27, 4,948,478.35 and 1,954,330.63
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Solution
The fourth proportional to 3,585,958.27, 4,948,478.35 and 1,954,330.63 is: 2,696,897.75
Step by Step Solution
- Step 1: Write the proportion equation
3,585,958.27 : 4,948,478.35 = 1,954,330.63 : x - Step 2: Convert to fraction form
3,585,958.27/4,948,478.35 = 1,954,330.63/x - Step 3: Cross multiply
3,585,958.27x = 4,948,478.35 × 1,954,330.63 - Step 4: Simplify right side
3,585,958.27x = 9,670,962,794,039.84 - Step 5: Solve for x
x = 9,670,962,794,039.84/3,585,958.27 - Step 6: Final answer
x = 2,696,897.75
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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.