Finding the Fourth Proportional to 4,028,548.91, 5,559,381.68 and 2,193,109.16
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Solution
The fourth proportional to 4,028,548.91, 5,559,381.68 and 2,193,109.16 is: 3,026,482.02
Step by Step Solution
- Step 1: Write the proportion equation
4,028,548.91 : 5,559,381.68 = 2,193,109.16 : x - Step 2: Convert to fraction form
4,028,548.91/5,559,381.68 = 2,193,109.16/x - Step 3: Cross multiply
4,028,548.91x = 5,559,381.68 × 2,193,109.16 - Step 4: Simplify right side
4,028,548.91x = 12,192,330,847,581.73 - Step 5: Solve for x
x = 12,192,330,847,581.73/4,028,548.91 - Step 6: Final answer
x = 3,026,482.02
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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.