Finding the Fourth Proportional to 2,111,241.14, 3,166,375.98 and 1,258,553.54
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Solution
The fourth proportional to 2,111,241.14, 3,166,375.98 and 1,258,553.54 is: 1,887,540.76
Step by Step Solution
- Step 1: Write the proportion equation
2,111,241.14 : 3,166,375.98 = 1,258,553.54 : x - Step 2: Convert to fraction form
2,111,241.14/3,166,375.98 = 1,258,553.54/x - Step 3: Cross multiply
2,111,241.14x = 3,166,375.98 × 1,258,553.54 - Step 4: Simplify right side
2,111,241.14x = 3,985,053,698,599.97 - Step 5: Solve for x
x = 3,985,053,698,599.97/2,111,241.14 - Step 6: Final answer
x = 1,887,540.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.