Finding the Fourth Proportional to 1,142,634.06, 1,573,245.18 and 970,192.62
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Solution
The fourth proportional to 1,142,634.06, 1,573,245.18 and 970,192.62 is: 1,335,817.75
Step by Step Solution
- Step 1: Write the proportion equation
1,142,634.06 : 1,573,245.18 = 970,192.62 : x - Step 2: Convert to fraction form
1,142,634.06/1,573,245.18 = 970,192.62/x - Step 3: Cross multiply
1,142,634.06x = 1,573,245.18 × 970,192.62 - Step 4: Simplify right side
1,142,634.06x = 1,526,350,863,086.57 - Step 5: Solve for x
x = 1,526,350,863,086.57/1,142,634.06 - Step 6: Final answer
x = 1,335,817.75
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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.