Finding the Fourth Proportional to 2,019,974.05, 3,029,961.08 and 1,833,969.70
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Solution
The fourth proportional to 2,019,974.05, 3,029,961.08 and 1,833,969.70 is: 2,750,954.55
Step by Step Solution
- Step 1: Write the proportion equation
2,019,974.05 : 3,029,961.08 = 1,833,969.70 : x - Step 2: Convert to fraction form
2,019,974.05/3,029,961.08 = 1,833,969.70/x - Step 3: Cross multiply
2,019,974.05x = 3,029,961.08 × 1,833,969.70 - Step 4: Simplify right side
2,019,974.05x = 5,556,856,812,899.28 - Step 5: Solve for x
x = 5,556,856,812,899.28/2,019,974.05 - Step 6: Final answer
x = 2,750,954.55
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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.