Finding the Fourth Proportional to 3,943,352.10, 5,915,883.78 and 1,210,908.84
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Solution
The fourth proportional to 3,943,352.10, 5,915,883.78 and 1,210,908.84 is: 1,816,626.00
Step by Step Solution
- Step 1: Write the proportion equation
3,943,352.10 : 5,915,883.78 = 1,210,908.84 : x - Step 2: Convert to fraction form
3,943,352.10/5,915,883.78 = 1,210,908.84/x - Step 3: Cross multiply
3,943,352.10x = 5,915,883.78 × 1,210,908.84 - Step 4: Simplify right side
3,943,352.10x = 7,163,595,965,614.62 - Step 5: Solve for x
x = 7,163,595,965,614.62/3,943,352.10 - Step 6: Final answer
x = 1,816,626.00
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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.