Finding the Fourth Proportional to 5,418,624.51, 8,122,247.10 and 1,823,143.20
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Solution
The fourth proportional to 5,418,624.51, 8,122,247.10 and 1,823,143.20 is: 2,732,800.46
Step by Step Solution
- Step 1: Write the proportion equation
5,418,624.51 : 8,122,247.10 = 1,823,143.20 : x - Step 2: Convert to fraction form
5,418,624.51/8,122,247.10 = 1,823,143.20/x - Step 3: Cross multiply
5,418,624.51x = 8,122,247.10 × 1,823,143.20 - Step 4: Simplify right side
5,418,624.51x = 14,808,019,569,084.72 - Step 5: Solve for x
x = 14,808,019,569,084.72/5,418,624.51 - Step 6: Final answer
x = 2,732,800.46
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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.