Finding the Fourth Proportional to 2,822,168.32, 3,887,470.97 and 2,276,776.99
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Solution
The fourth proportional to 2,822,168.32, 3,887,470.97 and 2,276,776.99 is: 3,136,207.15
Step by Step Solution
- Step 1: Write the proportion equation
2,822,168.32 : 3,887,470.97 = 2,276,776.99 : x - Step 2: Convert to fraction form
2,822,168.32/3,887,470.97 = 2,276,776.99/x - Step 3: Cross multiply
2,822,168.32x = 3,887,470.97 × 2,276,776.99 - Step 4: Simplify right side
2,822,168.32x = 8,850,904,455,802.35 - Step 5: Solve for x
x = 8,850,904,455,802.35/2,822,168.32 - Step 6: Final answer
x = 3,136,207.15
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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.