Finding the Fourth Proportional to 2,119,469.84, 2,923,364.04 and 1,302,600.70
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Solution
The fourth proportional to 2,119,469.84, 2,923,364.04 and 1,302,600.70 is: 1,796,664.42
Step by Step Solution
- Step 1: Write the proportion equation
2,119,469.84 : 2,923,364.04 = 1,302,600.70 : x - Step 2: Convert to fraction form
2,119,469.84/2,923,364.04 = 1,302,600.70/x - Step 3: Cross multiply
2,119,469.84x = 2,923,364.04 × 1,302,600.70 - Step 4: Simplify right side
2,119,469.84x = 3,807,976,044,858.83 - Step 5: Solve for x
x = 3,807,976,044,858.83/2,119,469.84 - Step 6: Final answer
x = 1,796,664.42
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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.