Finding the Fourth Proportional to 5,482,305.12, 8,225,325.60 and 1,644,220.48
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Solution
The fourth proportional to 5,482,305.12, 8,225,325.60 and 1,644,220.48 is: 2,466,890.94
Step by Step Solution
- Step 1: Write the proportion equation
5,482,305.12 : 8,225,325.60 = 1,644,220.48 : x - Step 2: Convert to fraction form
5,482,305.12/8,225,325.60 = 1,644,220.48/x - Step 3: Cross multiply
5,482,305.12x = 8,225,325.60 × 1,644,220.48 - Step 4: Simplify right side
5,482,305.12x = 13,524,248,806,188.29 - Step 5: Solve for x
x = 13,524,248,806,188.29/5,482,305.12 - Step 6: Final answer
x = 2,466,890.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.