Finding the Fourth Proportional to 1,467,651.20, 2,199,727.20 and 614,721.20
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Solution
The fourth proportional to 1,467,651.20, 2,199,727.20 and 614,721.20 is: 921,348.99
Step by Step Solution
- Step 1: Write the proportion equation
1,467,651.20 : 2,199,727.20 = 614,721.20 : x - Step 2: Convert to fraction form
1,467,651.20/2,199,727.20 = 614,721.20/x - Step 3: Cross multiply
1,467,651.20x = 2,199,727.20 × 614,721.20 - Step 4: Simplify right side
1,467,651.20x = 1,352,218,944,056.64 - Step 5: Solve for x
x = 1,352,218,944,056.64/1,467,651.20 - Step 6: Final answer
x = 921,348.99
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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.