Finding the Fourth Proportional to 5,819,873.67, 8,028,644.09 and 4,521,830.85
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Solution
The fourth proportional to 5,819,873.67, 8,028,644.09 and 4,521,830.85 is: 6,237,965.39
Step by Step Solution
- Step 1: Write the proportion equation
5,819,873.67 : 8,028,644.09 = 4,521,830.85 : x - Step 2: Convert to fraction form
5,819,873.67/8,028,644.09 = 4,521,830.85/x - Step 3: Cross multiply
5,819,873.67x = 8,028,644.09 × 4,521,830.85 - Step 4: Simplify right side
5,819,873.67x = 36,304,170,529,832.17 - Step 5: Solve for x
x = 36,304,170,529,832.17/5,819,873.67 - Step 6: Final answer
x = 6,237,965.39
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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.