Finding the Fourth Proportional to 5,418,626.42, 8,122,249.98 and 1,823,145.12
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Solution
The fourth proportional to 5,418,626.42, 8,122,249.98 and 1,823,145.12 is: 2,732,803.35
Step by Step Solution
- Step 1: Write the proportion equation
5,418,626.42 : 8,122,249.98 = 1,823,145.12 : x - Step 2: Convert to fraction form
5,418,626.42/8,122,249.98 = 1,823,145.12/x - Step 3: Cross multiply
5,418,626.42x = 8,122,249.98 × 1,823,145.12 - Step 4: Simplify right side
5,418,626.42x = 14,808,040,414,457.10 - Step 5: Solve for x
x = 14,808,040,414,457.10/5,418,626.42 - Step 6: Final answer
x = 2,732,803.35
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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.