Finding the Fourth Proportional to 5,465,591.44, 8,198,484.36 and 1,679,107.12
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Solution
The fourth proportional to 5,465,591.44, 8,198,484.36 and 1,679,107.12 is: 2,518,690.54
Step by Step Solution
- Step 1: Write the proportion equation
5,465,591.44 : 8,198,484.36 = 1,679,107.12 : x - Step 2: Convert to fraction form
5,465,591.44/8,198,484.36 = 1,679,107.12/x - Step 3: Cross multiply
5,465,591.44x = 8,198,484.36 × 1,679,107.12 - Step 4: Simplify right side
5,465,591.44x = 13,766,133,462,084.64 - Step 5: Solve for x
x = 13,766,133,462,084.64/5,465,591.44 - Step 6: Final answer
x = 2,518,690.54
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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.