Finding the Fourth Proportional to 2,880,868.04, 3,975,678.11 and 1,591,791.52
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Solution
The fourth proportional to 2,880,868.04, 3,975,678.11 and 1,591,791.52 is: 2,196,716.62
Step by Step Solution
- Step 1: Write the proportion equation
2,880,868.04 : 3,975,678.11 = 1,591,791.52 : x - Step 2: Convert to fraction form
2,880,868.04/3,975,678.11 = 1,591,791.52/x - Step 3: Cross multiply
2,880,868.04x = 3,975,678.11 × 1,591,791.52 - Step 4: Simplify right side
2,880,868.04x = 6,328,450,695,787.91 - Step 5: Solve for x
x = 6,328,450,695,787.91/2,880,868.04 - Step 6: Final answer
x = 2,196,716.62
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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.