Finding the Fourth Proportional to 2,912,579.08, 4,368,167.72 and 890,840.44
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Solution
The fourth proportional to 2,912,579.08, 4,368,167.72 and 890,840.44 is: 1,336,046.28
Step by Step Solution
- Step 1: Write the proportion equation
2,912,579.08 : 4,368,167.72 = 890,840.44 : x - Step 2: Convert to fraction form
2,912,579.08/4,368,167.72 = 890,840.44/x - Step 3: Cross multiply
2,912,579.08x = 4,368,167.72 × 890,840.44 - Step 4: Simplify right side
2,912,579.08x = 3,891,340,453,678.60 - Step 5: Solve for x
x = 3,891,340,453,678.60/2,912,579.08 - Step 6: Final answer
x = 1,336,046.28
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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.