Finding the Fourth Proportional to 4,077,775.20, 5,627,474.10 and 2,242,372.62
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Solution
The fourth proportional to 4,077,775.20, 5,627,474.10 and 2,242,372.62 is: 3,094,553.58
Step by Step Solution
- Step 1: Write the proportion equation
4,077,775.20 : 5,627,474.10 = 2,242,372.62 : x - Step 2: Convert to fraction form
4,077,775.20/5,627,474.10 = 2,242,372.62/x - Step 3: Cross multiply
4,077,775.20x = 5,627,474.10 × 2,242,372.62 - Step 4: Simplify right side
4,077,775.20x = 12,618,893,841,599.14 - Step 5: Solve for x
x = 12,618,893,841,599.14/4,077,775.20 - Step 6: Final answer
x = 3,094,553.58
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.