Finding the Fourth Proportional to 5,653,974.34, 8,481,051.42 and 1,394,143.84
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Solution
The fourth proportional to 5,653,974.34, 8,481,051.42 and 1,394,143.84 is: 2,091,237.93
Step by Step Solution
- Step 1: Write the proportion equation
5,653,974.34 : 8,481,051.42 = 1,394,143.84 : x - Step 2: Convert to fraction form
5,653,974.34/8,481,051.42 = 1,394,143.84/x - Step 3: Cross multiply
5,653,974.34x = 8,481,051.42 × 1,394,143.84 - Step 4: Simplify right side
5,653,974.34x = 11,823,805,593,916.25 - Step 5: Solve for x
x = 11,823,805,593,916.25/5,653,974.34 - Step 6: Final answer
x = 2,091,237.93
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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.