Finding the Fourth Proportional to 2,134,845.05, 2,946,465.43 and 1,264,163.04
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Solution
The fourth proportional to 2,134,845.05, 2,946,465.43 and 1,264,163.04 is: 1,744,769.58
Step by Step Solution
- Step 1: Write the proportion equation
2,134,845.05 : 2,946,465.43 = 1,264,163.04 : x - Step 2: Convert to fraction form
2,134,845.05/2,946,465.43 = 1,264,163.04/x - Step 3: Cross multiply
2,134,845.05x = 2,946,465.43 × 1,264,163.04 - Step 4: Simplify right side
2,134,845.05x = 3,724,812,692,083.30 - Step 5: Solve for x
x = 3,724,812,692,083.30/2,134,845.05 - Step 6: Final answer
x = 1,744,769.58
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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.