Finding the Fourth Proportional to 4,221,969.24, 6,318,004.50 and 2,625,284.28
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Solution
The fourth proportional to 4,221,969.24, 6,318,004.50 and 2,625,284.28 is: 3,928,630.68
Step by Step Solution
- Step 1: Write the proportion equation
4,221,969.24 : 6,318,004.50 = 2,625,284.28 : x - Step 2: Convert to fraction form
4,221,969.24/6,318,004.50 = 2,625,284.28/x - Step 3: Cross multiply
4,221,969.24x = 6,318,004.50 × 2,625,284.28 - Step 4: Simplify right side
4,221,969.24x = 16,586,557,894,819.26 - Step 5: Solve for x
x = 16,586,557,894,819.26/4,221,969.24 - Step 6: Final answer
x = 3,928,630.68
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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.