Finding the Fourth Proportional to 1,624,786.20, 2,437,634.89 and 652,832.99
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Solution
The fourth proportional to 1,624,786.20, 2,437,634.89 and 652,832.99 is: 979,432.54
Step by Step Solution
- Step 1: Write the proportion equation
1,624,786.20 : 2,437,634.89 = 652,832.99 : x - Step 2: Convert to fraction form
1,624,786.20/2,437,634.89 = 652,832.99/x - Step 3: Cross multiply
1,624,786.20x = 2,437,634.89 × 652,832.99 - Step 4: Simplify right side
1,624,786.20x = 1,591,368,473,767.02 - Step 5: Solve for x
x = 1,591,368,473,767.02/1,624,786.20 - Step 6: Final answer
x = 979,432.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.