Finding the Fourth Proportional to 5,475,647.54, 8,212,843.80 and 1,432,525.52
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Solution
The fourth proportional to 5,475,647.54, 8,212,843.80 and 1,432,525.52 is: 2,148,624.12
Step by Step Solution
- Step 1: Write the proportion equation
5,475,647.54 : 8,212,843.80 = 1,432,525.52 : x - Step 2: Convert to fraction form
5,475,647.54/8,212,843.80 = 1,432,525.52/x - Step 3: Cross multiply
5,475,647.54x = 8,212,843.80 × 1,432,525.52 - Step 4: Simplify right side
5,475,647.54x = 11,765,108,355,805.88 - Step 5: Solve for x
x = 11,765,108,355,805.88/5,475,647.54 - Step 6: Final answer
x = 2,148,624.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.