Finding the Fourth Proportional to 3,444,251.80, 5,163,578.34 and 1,201,964.44
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Solution
The fourth proportional to 3,444,251.80, 5,163,578.34 and 1,201,964.44 is: 1,801,969.75
Step by Step Solution
- Step 1: Write the proportion equation
3,444,251.80 : 5,163,578.34 = 1,201,964.44 : x - Step 2: Convert to fraction form
3,444,251.80/5,163,578.34 = 1,201,964.44/x - Step 3: Cross multiply
3,444,251.80x = 5,163,578.34 × 1,201,964.44 - Step 4: Simplify right side
3,444,251.80x = 6,206,437,547,834.23 - Step 5: Solve for x
x = 6,206,437,547,834.23/3,444,251.80 - Step 6: Final answer
x = 1,801,969.75
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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.