Finding the Fourth Proportional to 2,745,198.18, 4,118,346.99 and 948,147.30
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Solution
The fourth proportional to 2,745,198.18, 4,118,346.99 and 948,147.30 is: 1,422,410.81
Step by Step Solution
- Step 1: Write the proportion equation
2,745,198.18 : 4,118,346.99 = 948,147.30 : x - Step 2: Convert to fraction form
2,745,198.18/4,118,346.99 = 948,147.30/x - Step 3: Cross multiply
2,745,198.18x = 4,118,346.99 × 948,147.30 - Step 4: Simplify right side
2,745,198.18x = 3,904,799,579,031.63 - Step 5: Solve for x
x = 3,904,799,579,031.63/2,745,198.18 - Step 6: Final answer
x = 1,422,410.81
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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.