Finding the Fourth Proportional to 2,590,159.60, 3,883,396.20 and 992,105.20
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Solution
The fourth proportional to 2,590,159.60, 3,883,396.20 and 992,105.20 is: 1,487,451.80
Step by Step Solution
- Step 1: Write the proportion equation
2,590,159.60 : 3,883,396.20 = 992,105.20 : x - Step 2: Convert to fraction form
2,590,159.60/3,883,396.20 = 992,105.20/x - Step 3: Cross multiply
2,590,159.60x = 3,883,396.20 × 992,105.20 - Step 4: Simplify right side
2,590,159.60x = 3,852,737,563,680.24 - Step 5: Solve for x
x = 3,852,737,563,680.24/2,590,159.60 - Step 6: Final answer
x = 1,487,451.80
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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.