Finding the Fourth Proportional to 5,394,339.90, 8,093,133.36 and 1,607,822.28
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Solution
The fourth proportional to 5,394,339.90, 8,093,133.36 and 1,607,822.28 is: 2,412,217.32
Step by Step Solution
- Step 1: Write the proportion equation
5,394,339.90 : 8,093,133.36 = 1,607,822.28 : x - Step 2: Convert to fraction form
5,394,339.90/8,093,133.36 = 1,607,822.28/x - Step 3: Cross multiply
5,394,339.90x = 8,093,133.36 × 1,607,822.28 - Step 4: Simplify right side
5,394,339.90x = 13,012,320,131,219.26 - Step 5: Solve for x
x = 13,012,320,131,219.26/5,394,339.90 - Step 6: Final answer
x = 2,412,217.32
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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.