Finding the Fourth Proportional to 1,898,186.44, 2,619,092.16 and 1,124,060.44
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Solution
The fourth proportional to 1,898,186.44, 2,619,092.16 and 1,124,060.44 is: 1,550,963.50
Step by Step Solution
- Step 1: Write the proportion equation
1,898,186.44 : 2,619,092.16 = 1,124,060.44 : x - Step 2: Convert to fraction form
1,898,186.44/2,619,092.16 = 1,124,060.44/x - Step 3: Cross multiply
1,898,186.44x = 2,619,092.16 × 1,124,060.44 - Step 4: Simplify right side
1,898,186.44x = 2,944,017,885,770.15 - Step 5: Solve for x
x = 2,944,017,885,770.15/1,898,186.44 - Step 6: Final answer
x = 1,550,963.50
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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.