Finding the Fourth Proportional to 1,808,847.18, 2,496,115.44 and 1,073,832.12
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Solution
The fourth proportional to 1,808,847.18, 2,496,115.44 and 1,073,832.12 is: 1,481,832.72
Step by Step Solution
- Step 1: Write the proportion equation
1,808,847.18 : 2,496,115.44 = 1,073,832.12 : x - Step 2: Convert to fraction form
1,808,847.18/2,496,115.44 = 1,073,832.12/x - Step 3: Cross multiply
1,808,847.18x = 2,496,115.44 × 1,073,832.12 - Step 4: Simplify right side
1,808,847.18x = 2,680,408,934,699.93 - Step 5: Solve for x
x = 2,680,408,934,699.93/1,808,847.18 - Step 6: Final answer
x = 1,481,832.72
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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.