Finding the Fourth Proportional to 1,182,340.44, 1,619,812.28 and 1,138,060.07
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Solution
The fourth proportional to 1,182,340.44, 1,619,812.28 and 1,138,060.07 is: 1,559,147.94
Step by Step Solution
- Step 1: Write the proportion equation
1,182,340.44 : 1,619,812.28 = 1,138,060.07 : x - Step 2: Convert to fraction form
1,182,340.44/1,619,812.28 = 1,138,060.07/x - Step 3: Cross multiply
1,182,340.44x = 1,619,812.28 × 1,138,060.07 - Step 4: Simplify right side
1,182,340.44x = 1,843,443,662,974.30 - Step 5: Solve for x
x = 1,843,443,662,974.30/1,182,340.44 - Step 6: Final answer
x = 1,559,147.94
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.