Finding the Fourth Proportional to 2,539,694.84, 3,504,821.64 and 1,393,881.80
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Solution
The fourth proportional to 2,539,694.84, 3,504,821.64 and 1,393,881.80 is: 1,923,580.35
Step by Step Solution
- Step 1: Write the proportion equation
2,539,694.84 : 3,504,821.64 = 1,393,881.80 : x - Step 2: Convert to fraction form
2,539,694.84/3,504,821.64 = 1,393,881.80/x - Step 3: Cross multiply
2,539,694.84x = 3,504,821.64 × 1,393,881.80 - Step 4: Simplify right side
2,539,694.84x = 4,885,307,096,242.15 - Step 5: Solve for x
x = 4,885,307,096,242.15/2,539,694.84 - Step 6: Final answer
x = 1,923,580.35
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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.