Finding the Fourth Proportional to 1,059,115.34, 1,462,283.01 and 813,662.97
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Solution
The fourth proportional to 1,059,115.34, 1,462,283.01 and 813,662.97 is: 1,123,395.62
Step by Step Solution
- Step 1: Write the proportion equation
1,059,115.34 : 1,462,283.01 = 813,662.97 : x - Step 2: Convert to fraction form
1,059,115.34/1,462,283.01 = 813,662.97/x - Step 3: Cross multiply
1,059,115.34x = 1,462,283.01 × 813,662.97 - Step 4: Simplify right side
1,059,115.34x = 1,189,805,536,897.14 - Step 5: Solve for x
x = 1,189,805,536,897.14/1,059,115.34 - Step 6: Final answer
x = 1,123,395.62
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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.